@import url('https://fonts.googleapis.com/css2?family=Kanit:wght@300;500&display=swap');

body {
    font-family: 'Kanit', sans-serif;
    font-weight: 300;
    color: #000000;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

:focus {
    outline: none !important;
}

.lg-on .navbar {
    z-index: 0;
}

.h1 {
    font-size: 32px;
    color: #000000;
    margin: 0;
}
.h2 {
    font-size: 24px;
    color: #000000;
    margin: 0;
}
.h3 {
    font-size: 64px;
    color: #000000;
    margin: 0;
}
.h4 {
    font-size: 56px;
    color: #000000;
    margin: 0;
}

.font-weight-normal {
    font-weight: 300 !important;
}

.btn {
    padding: 0 20px;
    height: 48px;
    border-radius: 24px;
    align-items: center;
    display: inline-flex;
    justify-content: center;
    -webkit-border-radius: 24px;
    -moz-border-radius: 24px;
    -ms-border-radius: 24px;
    -o-border-radius: 24px;
}
button:focus,
.btn:focus {
    outline: none !important;
    box-shadow: none !important;
}
.btn-outline-primary {
    border-color: #006738 !important;
    color: #006738 !important;
}
.btn-outline-primary:hover,
.btn-outline-primary:active {
    background-color: #006738 !important;
    border-color: #006738 !important;
    color: #ffffff !important;
}
.btn-primary {
    color: #ffffff !important;
    background-color: #006738 !important;
    border-color: #006738 !important;
}
.btn-primary:hover,
.btn-primary:active {
    color: #ffffff !important;
    background-color: #004f2b !important;
    border-color: #004f2b !important;
}

.text-secondary {
    color: #9297a0;
}

.container {
    max-width: 1200px !important;
    width: 100% !important;
}

.navbar {
    font-weight: 500;
    position: fixed;
    width: 100%;
    height: 80px;
    background-color: #f9f9fa !important;
    z-index: 99999;
    top: 0;
}
.navbar .nav-link {
    color: #4f5159;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 20px;
}
.navbar .nav-item {
    display: flex;
    align-items: center;
    justify-content: center;
}
.navbar .nav-link.btn-primary {
    padding: 0 30px;
    margin-right: 0;
    margin-left: 60px;
}
.navbar .navbar-brand {
    width: 83px;
    padding: 0;
}
.navbar .navbar-brand img {
    width: 100%;
}
.navbar-nav .dropdown-menu {
    background-color: #eff0f1;
    border: 0;
    padding: 0 16px;
    margin-top: 16px;
    left: 28px;
    border-radius: 0;
    -webkit-border-radius: 0;
    -moz-border-radius: 0;
    -ms-border-radius: 0;
    -o-border-radius: 0;
}
.navbar-nav .dropdown-item {
    padding: 8px 0;
    background-color: transparent !important;
    border-bottom: 1px solid #e0e2e6;
    color: #4f5159;
}
.navbar-nav .dropdown-item:last-child {
    border-bottom: 0;
}
.navbar-nav .dropdown-item:hover {
    color: #006738;
}
.navbar-toggler {
    border: 0 !important;
    box-shadow: none !important;
}

.gf-footer {
    text-align: center;
    padding: 16px 0;
    color: #9297a0;
    margin-top: auto;
}

.gf-sec-split {
    width: 30px;
    height: 8px;
    border-radius: 4px;
    background-color: #009444;
    display: block;
    margin: 0 auto;
    margin-bottom: 24px;
}

section .btn {
    min-width: 170px;
}

.gf-sec-main {
    /* background-image: linear-gradient(to bottom, #e6e6e6, #ffffff); */
    background-image: url(../img/hero-home.jpg);
    min-height: 640px;
    background-position: center bottom;
    background-size: cover;
    padding-top: 160px;
    background-repeat: no-repeat;
    background-color: #eeeeee;
}
.gf-sec-main .btn {
    margin-right: 30px;
}
.gf-sec-main .btn:last-child {
    margin-right: 0;
}
.gf-main-heading {
    font-size: 32px;
    font-weight: 500;
    line-height: 1.25;
    color: #000000;
}
.gf-main-subheading {
    font-size: 64px;
    font-weight: 500;
    color: #000000;
}

.gf-sec-showcase {
    padding-top: 80px;
    padding-bottom: 90px;
}
.gf-sec-showcase a {
    margin-bottom: 30px;
}

.gf-sec-slgfilter {
    background-image: url(../img/bg-filter.jpg);
    background-position: center;
    background-size: cover;
    padding-top: 80px;
    padding-bottom: 104px;
}
.gf-slgfilter-heading {
    font-size: 32px;
    font-weight: 500;
    margin-bottom: 16px;
    line-height: 1.25;
}
.gf-slgfilter-desc {
    line-height: 1.78;
    font-size: 18px;
    margin-bottom: 24px;
    color: #4f5159;
    font-family: Circular, -apple-system, BlinkMacSystemFont, Roboto, Helvetica Neue, sans-serif;
    font-weight: normal;
}

.gf-sec-pfmfilter {
    padding: 80px 0;
}
.gf-sec-pfmfilter .h1 {
    margin-bottom: 26px;
}
.gf-sec-pfmfilter .gf-pfmfilter-item {
    margin-top: 30px;
    display: flex;
    position: relative;
}
.gf-sec-pfmfilter .gf-btn-play {
    /* width: 128px; */
    /* height: 128px; */
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    position: absolute;
    background-color: rgb(225 226 229 / 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    border-radius: 50%;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    -ms-border-radius: 50%;
    -o-border-radius: 50%;
    -webkit-transform: translate(-50%,-50%);
    -moz-transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    -o-transform: translate(-50%,-50%);
    z-index: 1;
}
.gf-sec-pfmfilter .gf-btn-play img {
    width: 40px;
}
.gf-sec-customer {
    padding-top: 40px;
    padding-bottom: 80px;
    background-color: #f9f9fa;
}
.gf-customer-slider {
    margin: 0 -16px;
    margin-top: 40px;
}
.gf-customer-slider-item {
    padding: 0 16px;
}
.gf-customer-slider-item img {
    cursor: pointer;
    filter: none;
    -webkit-filter: grayscale(100%);
    transition: all 0.3s;
    -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    -ms-transition: all 0.3s;
    -o-transition: all 0.3s;
}
.gf-customer-slider-item:hover img {
  filter: none;
  -webkit-filter: grayscale(0);
}
.gf-sec-footer {
    padding-top: 80px;
    padding-bottom: 64px;
}
.gf-footer-group {
    display: flex;
    align-items: center;
    border-radius: 16px;
    background-image: linear-gradient(to right, #e6d9ce, #e0dac4 100%);
    padding: 34px 32px;
    font-size: 24px;
    line-height: 1.67;
    color: #4f5159;
}
.gf-footer-img {
    max-width: 188px;
    margin-right: 30px;
}
.gf-footer-group .btn {
  /* width: 170px; */
  /* height: 48px; */
  display: flex;
  border-radius: 24px;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  margin-left: 62px;
  margin-right: 38px;
}
.gf-footer-group .gf-footer-title {
    color: #006738;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 32px;
}
.gf-footer-group > div {
    flex-grow: 1;
}


.gf-page-filter .gf-sec-main{
    background-image: url(../img/hero-filter.jpg);
}
.gf-sec-zoomfilter {
    padding-bottom: 56px;
}
.gf-sec-zoomfilter img {
    max-width: 602px;
    width: 100%;
}
.gf-zoomfilter-item:first-child {
    margin-top: 80px;
}
.gf-zoomfilter-item {
    margin: 16px 0;
    display: flex;
    align-items: flex-start;
    font-weight: 300;
    color: #4f5159;
    line-height: 1.67;
    font-size: 24px;
}
.gf-zoomfilter-item img {
    width: 64px;
    margin-right: 36px;
}
.gf-zoomfilter-item .gf-zoomfilter-title {
    line-height: 1.25;
    font-size: 32px;
    font-weight: 500;
    color: #000000;
}
.gf-zoomfilter-item .gf-zoomfilter-desc {
    line-height: 1.67;
    color: #4f5159;
}

.gf-sec-carbonfilter {
    color: #ffffff !important;
    background-image: url(../img/bg-carbon.jpg);
    background-position: center;
    background-size: cover;
    padding-top: 172px;
    padding-bottom: 172px;
}
.gf-sec-carbonfilter .gf-carbonfilter-heading {
    /* color: #ffffff; */
    font-size: 32px;
    font-weight: 500;
    line-height: 1.25;
}
.gf-sec-carbonfilter .gf-carbonfilter-desc {
    /* color: #ffffff; */
    margin-top: 24px;
    font-size: 24px;
    font-family: Circular, -apple-system, BlinkMacSystemFont, Roboto, Helvetica Neue, sans-serif;
    font-weight: normal;
}

.gf-page-filter .gf-footer-group img {
    max-width: 256px;
}


.gf-sec-stepfilter {
    padding-top: 80px;
    padding-bottom: 100px;
}
.gf-stepfilter-heading {
    margin-bottom: 8px;
    font-size: 56px;
    font-weight: 500;
    line-height: 1.14;
}
.gf-stepfilter-item {
    font-size: 18px;
    display: flex;
    margin-top: 24px;
    line-height: 1.56;
}
.gf-stepfilter-no {
    font-size: 24px;
    width: 32px;
    min-width: 32px;
    height: 32px;
    border: solid 3px #39b54a;
    color: #39b54a;
    font-weight: 500;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 24px;
    margin-top: 4px;
    border-radius: 50%;
    line-height: 32px;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    -ms-border-radius: 50%;
    -o-border-radius: 50%;
}
.gf-stepfilter-title {
    line-height: 1.67;
    font-size: 24px;
    font-weight: 500;
}
.gf-stepfilter-desc {
    color: #4f5159;
    font-family: Circular, -apple-system, BlinkMacSystemFont, Roboto, Helvetica Neue, sans-serif;
    font-weight: normal;
}

.gf-sec-featurefilter {
    padding-top: 80px;
    padding-bottom: 88px;
    color: #ffffff;
    background-image: url(../img/bg-green.png);
    background-position: center;
    background-size: cover;
    text-align: center;
}
.gf-featurefilter-heading {
    margin-bottom: 8px;
    font-size: 32px;
    font-weight: 500;
    line-height: 1.25;
}
.gf-featurefilter-item {
    margin-bottom: 8px;
    font-weight: 500;
    line-height: 1.25;
    margin-top: 34px;
}
.gf-featurefilter-img {
    margin-bottom: 4px;
}

.gf-sec-product-zoomin {
    background-position: center;
    background-size: cover;
    text-align: center;
    /* height: 35vh; */
    height: 800px;
    max-height: 800px;
}
.gf-sec-product-zoomin-img {
    width: 100%;
    display: none;
}

.gf-product-color-item#color-1 {
    background-color: rgb(241 221 221 / 0.5);
}
.gf-product-color-item#color-2 {
    background-color: rgb(225 226 229 / 0.5);
}
.gf-product-color-heading {
    font-size: 24px;
    line-height: 1.67;
    margin-bottom: 32px;
}
.gf-product-color-name {
    font-size: 48px;
    line-height: 0.83;
    margin-bottom: 32px;
}
.gf-product-color-img {
    width: 100%;
    max-width: 560px;
    display: block;
    margin: 0 auto;
}
.gf-product-color-tabs .nav-link {
    padding: 0;
    margin-right: 16px;
    position: relative;
    overflow: hidden;
    border-radius: 50%;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    -ms-border-radius: 50%;
    -o-border-radius: 50%;
}
.gf-product-color-tabs .nav-link.gf-product-color-tabs-active::before {
    content: '';
    width: 16px;
    height: 16px;
    background-color: #ffffff;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    border-radius: 50%;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    -ms-border-radius: 50%;
    -o-border-radius: 50%;
    -webkit-transform: translate(-50%,-50%);
    -moz-transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    -o-transform: translate(-50%,-50%);
}
.gf-product-color-tabs-img {
    width: 48px;
}

.gf-sec-product-certificate {
    padding-top: 120px;
    padding-bottom: 120px;
}
.gf-sec-product-certificate .gf-product-main-heading {
    margin-bottom: 23px;
}


.gf-sec-product-testingvideo {
    padding-top: 80px;
    padding-bottom: 80px;
    background-color: #616264;
}
.gf-product-testingvideo {
    max-width: 720px;
    margin: 0 auto;
    list-style: none;
    padding: 0;
    position: relative;
}
.gf-product-testingvideo-thumb {
    width: 100%;
}
.gf-product-testingvideo-play {
    position: absolute;
    /* width: 58px; */
    width: 100%;
    height: 100%;
    cursor: pointer;
    opacity: 0;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    -webkit-transform: translate(-50%,-50%);
    -moz-transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    -o-transform: translate(-50%,-50%);
    z-index: 1;
}

.gf-sec-product-techinfo {
    padding-top: 120px;
}
.gf-sec-product-techinfo .gf-product-main-heading {
    margin-bottom: 30px;
}
.gf-product-techinfo-item {
    padding-top: 40px;
    padding-bottom: 40px;
    border-bottom: solid 1px #e0e2e6;
}
.gf-product-techinfo-label {
    font-size: 24px;
    font-weight: 500;
    line-height: 1.67;
}
.gf-product-techinfo-info {
    font-size: 18px;
    line-height: 1.78;
    font-family: Circular, -apple-system, BlinkMacSystemFont, Roboto, Helvetica Neue, sans-serif;
    font-weight: normal;
}

/*  */
.gf-sec-contact {
    padding-top: 136px;
    padding-bottom: 64px;
    color: #000000;
}
.gf-contact-product-check {
    padding: 16px 14px;
    border-radius: 8px;
    border: solid 1px #e0e2e6;
    background-color: #ffffff;
    position: relative;
    overflow: hidden;
    margin-bottom: 18px;
    display: flex;
    justify-content: center;
    text-align: center;
    flex-direction: column;
}
.gf-contact-product-checked {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    background-color: rgb(57 181 74 / 0.8);;
    -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    -ms-transition: all 0.3s;
    -o-transition: all 0.3s;
}
.gf-contact-product-check input {
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    visibility: visible;
    margin: 0;
    z-index: 1;
    opacity: 0;
    cursor: pointer;
}
.gf-contact-product-check input:checked ~ .gf-contact-product-checked {
    visibility: visible;
    opacity: 1;
}
.gf-contact-product-img {
    max-width: 106px;
    width: 100%;
    display: block;
    margin: 0 auto;
}

.gf-contact-ico-check {
    width: 30px;
}
.gf-btn-submit {
    margin-top: 62px;
}
.gf-btn-submit:disabled {
    color: #9297a0 !important;
    background-color: #dfdfdf !important;
    border-color: #dfdfdf !important;
    cursor: not-allowed;
}
.gf-sec-contact .form-control {
    border-radius: 8px;
    background-color: #f9f9fa;
    border: 0;
    font-weight: 300;
    padding: 0 16px;
    color: #000000;
    border: 0;
    box-shadow: none;
}
.gf-sec-contact .form-control::placeholder {
    color: #9297a0;
}
.gf-sec-contact .form-control::-webkit-input-placeholder {
    color: #9297a0;
}
.gf-sec-contact .form-control:-ms-input-placeholder { /* Internet Explorer 10-11 */
    color: #9297a0;
  }
.gf-sec-contact .form-group {
    margin-bottom: 24px;
}



/* Contact us */
.gf-sec-contactus {
    padding-top: 160px;
    color: #000000;
}
.gf-contactus-heading {
    margin-bottom: 14px;
}
.gf-contactus-item {
    display: flex;
    margin-top: 24px;
}
.gf-contactus-img {
    width: 56px;
    margin-right: 32px;
}
.gf-contactus-title {
    line-height: 1.67;
}
.gf-contactus-map {
    height: 640px;
    background-color: #e0dac4;
    margin-top: 76px;
    width: 100%;
}

/* Certificate */
.gf-sec-certificate {
    padding-top: 120px;
    color: #000000;
}
.gf-certificate-heading {
    margin-bottom: 8px;
}
.gf-certificate-item {
    margin-top: 16px;
}
.gf-certificate-img {
    width: 100%;
    margin-bottom: 16px;
    cursor: pointer;
    opacity: 1;
    transition: all 0.3s;
    -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    -ms-transition: all 0.3s;
    -o-transition: all 0.3s;
}
.gf-certificate-img:hover {
    opacity: 0.4;
}
.gf-certificate-title {
    min-height: 56px;
    color: #000000 !important;
}
.gf-certificate-title a {
    color: #000000 !important;
}
.lg-on .gf-certificate-title {
    min-height: auto;
    font-size: 18px;
}




.gf-sec-product-main {
    /* background-image: linear-gradient(to bottom, #e6e6e6, #ffffff); */
    padding-top: 120px;
}
.gf-product-main-heading {
    display: flex;
    justify-content: space-between;
    padding-bottom: 16px;
    border-bottom: solid 1px #bbbfc7;
}
.gf-product-main-name {
    font-size: 24px;
    font-weight: 500;
}
.gf-product-main-tabs .nav-link {
    color: #000000;
}
.gf-product-main-tabs .nav-link.gf-product-main-tabs-active {
    color: #9297a0;
}
.gf-product-main-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    margin-top: 80px;
    text-align: center;
}
.gf-product-main-fullname {
    color: #9297a0;
    margin-bottom: 12px;
}
.gf-product-main-highlight {
    line-height: 1.25;
    font-size: 32px;
    color: #006738;
    font-weight: 500;
}
.gf-product-main-suphighlight {
    font-size: 64px;
    font-weight: 500;
    color: #006738;
    margin-bottom: 4px;
}
.gf-product-main-highlight + .btn-primary {
    margin-top: 30px;
}
.gf-sec-product-highlightfeature {
    padding-top: 18px;
    padding-bottom: 82px;
}
.gf-product-highlightfeature-item {
    margin-top: 32px;
}
.gf-product-highlightfeature-box {
    font-weight: 500;
    line-height: 1.25;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-height: 200px;
    border-radius: 4px;
    background-image: linear-gradient(to top, #d1e6d3, #edf3ec 95%);
    padding: 32px 16px;
    padding-bottom: 8px;
    height: 100%;
}
.gf-product-highlightfeature-img {
    margin-bottom: 18px;
    max-width: 100%;
}

.gf-sec-product-airflow {
    text-align: center;
    padding-top: 82px;
    padding-bottom: 90px;
}
.gf-product-airflow-heading {
    font-size: 32px;
    font-weight: 500;
    margin-bottom: 48px;
    line-height: 1.25;
}
.gf-product-airflow-img {
    max-width: 100%;
    width: 100%;
}

.gf-sec-product-ionizer {
    position: relative;
    padding-top: 80px;
    padding-bottom: 150px;
    background-color: #f9f9f9;
    text-align: center;
}
.gf-sec-product-ionizer::before {
    content: '';
    background-image: url(../img/dec-l.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: left;
    left: 0;
    top: 0;
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 0;
}
.gf-sec-product-ionizer::after {
    content: '';
    background-image: url(../img/dec-r.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: right;
    right: 0;
    top: 0;
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 0;
}
.gf-sec-product-ionizer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
}
.gf-product-ionizer-img {
    width: 120px;
}
.gf-product-ionizer-heading {
    font-size: 32px;
    font-weight: 500;
    color: #009444;
    margin-top: 22px;
    margin-bottom: 18px;
}
.gf-product-ionizer-desc {
    font-size: 18px;
    line-height: 1.78;
    /* letter-spacing: 1.13px; */
    color: #4f5159;
    width: 70%;
    font-family: Circular, -apple-system, BlinkMacSystemFont, Roboto, Helvetica Neue, sans-serif;
    font-weight: normal;
}

.gf-sec-product-filterhighlight {
    background-position: center;
    background-size: cover;
    text-align: center;
    height: 800px;
    padding-top: 122px;
}
.gf-product-filterhighlight-heading {
    font-size: 56px;
    font-weight: 500;
}
.gf-product-filterhighlight-desc {
    font-size: 64px;
}




#hac219 .gf-sec-product-main {
    background-image: url(../img/hero-hac-219.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center bottom;
    padding-bottom: 500px;
    min-height: 1097px;
    background-color: #e6e6e6;
}
#hac219 .gf-sec-product-zoomin {
    background-image: url(../img/bg-explain-hac-219.jpg);
}
#hac199 .gf-sec-product-main {
    background-image: url(../img/hero-hac-199.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center bottom;
    padding-bottom: 500px;
    min-height: 1097px;
    background-color: #e6e6e6;
}
#hac199 .gf-sec-product-zoomin {
    background-image: url(../img/bg-explain-hac-199.jpg);
}
#cac945 .gf-sec-product-main {
    background-image: url(../img/hero-cac-945.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center bottom;
    padding-bottom: 500px;
    min-height: 1097px;
    background-color: #171719;
    color: #ffffff;
}
#bac747 .gf-sec-product-main {
    background-image: url(../img/hero-bus-747.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center bottom;
    padding-bottom: 500px;
    min-height: 1097px;
    background-color: #31384c;
    color: #ffffff;
}
#cac945 .gf-product-main-content,
#bac747 .gf-product-main-content {
    margin-top: 40px;
}
#cac945 #overall .gf-product-main-tabs .nav-link,
#bac747 #overall .gf-product-main-tabs .nav-link {
    color: #ffffff;
}
#cac945 #overall .gf-product-main-tabs .nav-link.gf-product-main-tabs-active,
#bac747 #overall .gf-product-main-tabs .nav-link.gf-product-main-tabs-active {
    color: #9297a0;
}
#cac945 .gf-product-main-highlight,
#cac945 .gf-product-main-suphighlight,
#bac747 .gf-product-main-highlight,
#bac747 .gf-product-main-suphighlight {
    color: #bdeeaf;
}
#cac945 .gf-sec-product-main .btn-primary,
#bac747 .gf-sec-product-main .btn-primary {
    background-color: #ffffff !important;
    color: #006738 !important;
    border-color: #ffffff !important;
}
#cac945 .gf-sec-product-filterhighlight {
    background-image: url(../img/bg-cac.jpg);
}
#bac747 .gf-sec-product-filterhighlight {
    background-image: url(../img/bg-bus.jpg);
}

.gf-sec-abotus {
    padding: 80px 0;
    padding-top: 160px;
}
.gf-sec-abotus img {
    margin-bottom: 30px;
}
.gf-aboutus-heading {
    font-size: 32px;
    font-weight: 500;
    line-height: 1.25;
    margin-bottom: 40px;
}
.gf-sec-contact-solgan {
    background-image: url(../img/bg-aboutus.jpg);
    background-size: cover;
    background-position: center;
    padding-top: 72px;
    padding-bottom: 104px;
    color: #ffffff;
    text-align: center;
    font-size: 32px;
    font-weight: 500;
    line-height: 1.25;
}

.gf-sec-baccustomer {
    background-image: url(../img/bg-baccustomer.jpg);
    background-size: cover;
    background-position: center;
    padding: 276px 0;
    color: #ffffff;
    text-align: center;
}
.gf-baccustomer-title {
    font-size: 32px;
    font-weight: 500;
    line-height: 1.25;
    margin-bottom: 16px;
}
.gf-baccustomer-desc {
    font-family: Circular, -apple-system, BlinkMacSystemFont, Roboto, Helvetica Neue, sans-serif;
    font-weight: normal;
}

.gf-sec-maincustomer {
    background-image: url(../img/bg-maincustomer.jpg);
    background-size: cover;
    background-position: center;
    padding: 40px 0;
    text-align: center;
}
.gf-maincustomer-title {
    font-size: 24px;
    font-weight: 500;
    line-height: 1.67;
    margin-bottom: 16px;
}
.gf-maincustomer-desc {
    font-family: Circular, -apple-system, BlinkMacSystemFont, Roboto, Helvetica Neue, sans-serif;
    font-weight: normal;
    color: #4f5159;
}
.gf-sec-product-review {
    padding: 80px 0;
    padding-bottom: 0;
}
.gf-sec-product-review img {
    margin-top: 40px;
}
.gf-product-review-title {
    font-size: 56px;
    font-weight: 500;
    line-height: 1.14;
}

.gf-sec-promotion {
    padding: 80px 0;
    padding-top: 160px;
}
.gf-promotion-heading {
    font-size: 32px;
    font-weight: 500;
    line-height: 1.25;
    margin-bottom: 40px;
}


.gf-page-hdfilter .gf-footer-group {
    background-image: linear-gradient(to right, #b7c2ca, #d9eee2 100%);
    line-height: 1.25;
}

.gf-page-hdfilter .gf-footer-group .btn-primary {
    color: #ffffff !important;
    background-color: #71bc90 !important;
    border-color: #71bc90 !important;
}
.gf-page-hdfilter .gf-footer-group .btn-primary:hover,
.gf-page-hdfilter .gf-footer-group .btn-primary:active {
    color: #ffffff !important;
    background-color: #5da47b !important;
    border-color: #5da47b !important;
}


.gf-installationhdfilter-highlight {
    padding-top: 28px;
    padding-bottom: 32px;
    border-radius: 24px;
    background-color: rgb(113 188 144 / 30%);
    margin-top: 50px;
    margin-bottom: 40px;
    font-weight: 500;
    font-size: 24px;
}
.gf-sec-main.gf-sec-main-hdfilter {
    background-image: url(../img/hero_hdfilter.png);
    background-size: cover;
    background-position: center;
    padding-top: 160px;
    /* text-align: center; */
}
.gf-sec-main.gf-sec-main-hdfilter .gf-main-heading {
    color: #009444;
    margin-bottom: 8px;
}
.gf-sec-main.gf-sec-main-hdfilter .gf-main-desc {
    font-size: 24px;
    font-weight: 500;
    color: #73787f;
}
.gf-sec-featurehdfilter {
    padding-top: 60px;
    padding-bottom: 60px;
}
.gf-featurehdfilter-item {
    display: flex;
    font-size: 32px;
    font-weight: 500;
    line-height: 1.25;
    margin-bottom: 40px;
}
.gf-featurehdfilter-bullet {
    min-width: 40px;
    margin-right: 24px;
}
.gf-featurehdfilter-info {
    flex-grow: 1;
}


.gf-sec-zoomhdfilter {
    padding-top: 80px;
    padding-bottom: 80px;
    background-color: #a1cdcd;
}
.gf-zoomhdfilter-line {
    width: 30px;
    height: 8px;
    border-radius: 4px;
    background-color: #ffffff;
    margin-bottom: 40px;
    margin-top: 32px;
}
.gf-zoomhdfilter-heading {
    line-height: 1.25;
    font-size: 32px;
    font-weight: 500;
}
.gf-zoomhdfilter-desc {
    font-size: 18px;
    line-height: 1.78;
    font-family: Circular, -apple-system, BlinkMacSystemFont, Roboto, Helvetica Neue, sans-serif;
    color: #4f5159;
    margin-top: 16px;
    margin-bottom: 40px;
    font-weight: normal;
}
.gf-zoomhdfilter-en {
    font-size: 20px;
    font-weight: 500;
    line-height: 2;
    color: #ffffff;
}
.gf-sec-zoomhdfilter img {
    max-width: 512px;
    width: 100%;
}


.gf-sec-installationhdfilter {
    padding-top: 80px;
    text-align: center;
}
.gf-installationhdfilter-heading {
    line-height: 1.14;
    font-size: 56px;
    font-weight: 500;
}
.gf-installationhdfilter-item {
    margin-top: 64px;
}
.gf-installationhdfilter-img {
    display: flex;
    justify-content: center;
    margin-bottom: 34px;
}
.gf-installationhdfilter-img img {
    max-width: 280px;
    width: 100%;
}
.gf-installationhdfilter-info {
    font-size: 24px;
    font-weight: 500;
    line-height: 1.67;
}

.gf-spechdfilter {
    text-align: left;
}
.gf-spechdfilter-label {
    font-size: 24px;
    font-weight: 500;
    line-height: 1.67;
}
.gf-spechdfilter-info {
    font-size: 24px;
    font-weight: 300;
    line-height: 1.67;
    color: #4f5159;
}

.gf-sec-main-slider {
    position: relative;
}
.gf-sec-main-slider .slick-dots {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    position: absolute;
    bottom: 22px;
    left: 50%;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
}
.gf-sec-main-slider .slick-dots li button {
    width: 8px;
    height: 8px;
    font-size: 0;
    opacity: 0.1;
    background-color: #000000;
    margin: 0 4px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    -ms-border-radius: 50%;
    -o-border-radius: 50%;
}
.gf-sec-main-slider .slick-dots li.slick-active button {
    background-color: #ffffff;
    opacity: 1;
}


.gf-sec-main-slider .slick-slide > div,
.gf-sec-main-slider .slick-slide .gf-sec-main,
.gf-sec-main-slider .slick-slide .gf-sec-main .container,
.gf-sec-main-slider .slick-slide .gf-sec-main .container > .row {
    height: 100%;
}

.gf-sec-main-slider .slick-prev,
.gf-sec-main-slider .slick-next {
    position: absolute;
    top: 50%;
    border: 0;
    background-color: transparent;
    opacity: 0.7;
    left: 10px;
    z-index: 1;
    width: 40px;
    padding: 0;
    transition: all 0.3s;
    -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    -ms-transition: all 0.3s;
    -o-transition: all 0.3s;
}
.gf-sec-main-slider .slick-next {
    right: 20px;
    left: inherit;
}
.gf-sec-main-slider .slick-prev:hover,
.gf-sec-main-slider .slick-next:hover {
    opacity: 1;
}
.gf-sec-main-slider .slick-prev img,
.gf-sec-main-slider .slick-next img {
    width: 100%;
}

.gf-sec-videohdfilters.gf-sec-pfmfilter {
    padding-top: 80px;
    padding-bottom: 80px;
    background-color: #f5f5f5;
}