html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    color: #333;
    background-color: #f4f4f4;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

/* Start Header CSS*/
.header {
    width: 100%;
    background-color: #fff;
    height: 68px;
    border-top: solid #764725 3px;
    z-index: 99;
    position: fixed;
    top: 0px;
}

.navbar {
    height: 100%;
    display: flex;
    flex-direction: row;
    justify-content: center;
}

.navbar .navbar-nav {
    display: flex;
    flex-direction: row;
    /* justify-content: flex-start; */
    margin-left: -39px;
}

.navbar .navbar-nav li {
    font-size: 20px;
    font-weight: normal;
    color: #000;
    margin-right: 76px;
    margin-top: auto;
    margin-bottom: auto;
}

.navbar .navbar-nav li {
    padding-bottom: 6px;
}

.header .navbar .navbar-nav .active {
    color: #764725;
    border-bottom: solid #764725 3px;
}

.header .navbar .navbar-nav li:hover {
    color: #764725;
}

/* End Header CSS */

/* Start Hero CSS */
.hero {
    z-index: 1;
    margin-top: 68px;
}

.hero img {
    width: 100%;
    height: auto;
    display: block;
    max-width: 100%;
}
/* End Hero CSS */

/* Start Product CSS */
.product {
    background: url(../img/product-bg.png) no-repeat center center/cover;
    z-index: 1;
    height: 1077px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
}

.product .product-title {
    margin-top: 50px;
}

.product .product-content {
    height: 500px;
    display: flex;
    flex-direction: row;
    align-items: center;
}

.product .product-content .product-item {
    line-height: 2em;
}

.product .product-content .product-items-left {
    width: 400px;
    display: flex;
    flex-direction: column;
}

.product .product-content .product-items-left .product-item {
    height: 120px;
    display: flex;
    flex-direction: column;
    margin-bottom: 42px;
}

.product .product-content .product-items-left .product-item:nth-child(1) {
    margin-left: auto;
    margin-right: 0;
}

.product .product-content .product-items-left .product-item:nth-child(3) {
    margin-left: auto;
    margin-right: 0;
}

.product .product-content .product-items-right {
    width: 400px;
    display: flex;
    flex-direction: column;
}

.product .product-content .product-items-right .product-item {
    height: 120px;
    display: flex;
    flex-direction: column;
    margin-bottom: 42px;
}


.product .product-content .product-items-right .product-item:nth-child(2) {
    margin-left: auto;
    margin-right: 0;
}

.product .product-content .product-item .porduct-caption {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.product .product-content .product-item .porduct-caption .product-no {
    width: 36px;
    height: 20px;
    font-size: 16px;
    font-weight: bold;
    color: #FFF;
    background-color: #764725;
    display: flex;
    justify-content: center;
    align-items: center;
}

.product .product-content .porduct-caption .product-item-title {
    font-size: 24px;
    font-weight: bold;
    margin-left: 12px;
}

.product .product-content .product-item .product-item-content {
    width: 300px;
    margin-top: 12px;
    font-size: 15px;
    color: #333;
}

.product .product-tip {
    height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 50px;
}

.product .product-tip .product-tip-title {
    font-size: 24px;
    font-weight: 900;
    color: #333;
    margin-bottom: 20px;
}

.product .product-tip .product-tip-content {
    font-size: 16px;
    color: #333;
    text-align: center;
}

.product .product-tip .product-tip-content p {
    margin-bottom: 10px;
}
/* End Product Css */

/* Start Scenes CSS */
.scenes {
    background: url(../img/scenes-bg.png) no-repeat center center/cover;
    z-index: 1;
    height: 955px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.scenes .scenes-title {
    margin-top: 50px;
}

.scenes .scenes-content {
    height: 820px;
    width: 1200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.scenes .scenes-content .scenes-items-top {
    height: 210px;
    display: flex;
    flex-direction: row;
}

.scenes .scenes-content .scenes-items-top img {
    position: relative;
    bottom: 0;
}

.scenes .scenes-content .scenes-items-img img {
    width: 1200px;
}

.scenes .scenes-content .scenes-items-bottom {
    margin-top: 10px;
    display: flex;
    flex-direction: row;
    justify-content: center;
}

.scenes .scenes-content .scenes-item {
    width: 278px;
    margin-left: 10px;
    margin-right: 10px;
}

.scenes .scenes-content .scenes-item.img {
    display: flex;
    flex-direction: row;
    justify-content: center;
    position: relative;
}

.scenes .scenes-content .scenes-items-top .scenes-item.img {
    top: 100px;
}

.scenes .scenes-content .scenes-items-bottom .scenes-item.img {
    top: -60px;
}

.scenes .scenes-content .scenes-item img {
    border-radius: 8px;
    width: 270px;
    height: 158px;
}

.scenes .scenes-content .scenes-item .scenes-item-title {
    color: #764725;
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 16px;
}

.scenes .scenes-content .scenes-item .scenes-item-explain {
    font-size: 14px;
    line-height: 2em;
}
/* End Scenes CSS */

/* Start Certificate CSS */
.certificate {
    background: url(../img/certificate-bg.png) no-repeat center center/cover;
    height: 1080px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.certificate .certificate-title {
    margin-top: 50px;
    margin-bottom: 60px;
}

.certificate .certificate-content {
    margin: auto;
}
/* End Certificate CSS */

/* Start Contact CSS */
.contact {
    background: url(../img/footer-bg.png) no-repeat center center/cover;
    height: 440px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.contact .qrcode-area {
    font-size: 18px;
    height: 320px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.contact .qrcode-area .qrcode {
    height: 166px;
    width: 166px;
    background-color: #FFF;
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}

.contact .qrcode-area .qrcode img {
    height: 156px;
    width: 156px;
}

.contact .contact-area {
    font-size: 18px;
    font-weight: bold;
    height: 80px;
    width: 1000px;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
}

.contact .contact-area img {
    width: 24px;
    height: 24px;
    margin-right: 10px;
}

.contact .contact-area .contact-phone {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.contact .contact-area .contact-address {
    display: flex;
    flex-direction: row;
    align-items: center;
}
/* End Contact CSS */

/* Start Tool  CSS*/
.tool {
    width: 60px;
    height: 190px;
    position: fixed;
    top: 500px;
    right: 10px;
    z-index: 100;
}

.tool .tool-contact {
    font-size: 10px;
    color: #FFF;
    width: 60px;
    height: 120px;
    background-color: #764725;
    border-radius: 8px;
    margin-bottom: 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.tool .tool-contact li {
    height: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.tool .tool-contact li:nth-child(2) {
    background-color:  rgba(255, 255, 255, 0.2);
    height: 1px;
    width: 60px;
    margin: 10px 0;
}

.tool .tool-contact img {
    width: 30px;
    margin-bottom: 5px;
}

.tool-phone {
    width: 200px;
    height: 48px;
    background-color: #FFF;
    color: #764725;
    font-size: 20px;
    font-weight: bold;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 500px;
    right: 90px;
    z-index: 100;
}

.tool-qrcode {
    width: 200px;
    height: 200px;
    background-color: #FFF;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 550px;
    right: 90px;
    z-index: 100;
}

.tool-qrcode img {
    width: 180px;
    height: 180px;
}

.tool .tool-top {
    width: 60px;
    height: 60px;
    background-color: #764725;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
/* End Tool CSS */