*{
    margin:0;
    padding:0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
.container{
    width:1200px;
    height:auto;
    margin:0 auto;
    padding:0 15px;
    position: relative;
}
.section-box{
    padding-top: 116px;
    margin-top: -116px;
    position: relative;
}
.header-placeholder{
    width:100%;height: 116px;
}
.header{
    width:100%;height: 116px;
    background-color: #fff;
    color:#333;
    display: flex;
    justify-content: center;
    position: fixed;
    left:0;
    top: 0;
    right:0;
    z-index: 100;
}
.header-container{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}
.header-left{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: start;
}
.logo-desc{
    font-weight: 400;
    font-size: 12px;
    color: #989898;
    line-height: 14px;
    margin-top: 14px;
    text-transform: uppercase;
}

.nav{
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap:65px;

}
.nav a {
    font-weight: 500;
    font-size: 20px;
    color: #666666;
    line-height: 72px;
    text-decoration: none;
}
.nav a:active,.nav a:focus-within{
    color: #B57E46;
}

.banner{
    width:100%;
    height:618px;
    object-fit: cover;
}

.product-title{
    padding-top: 88px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.section-title{
    font-weight: 800;
    font-size: 34px;
    color: #1A1A1A;
    line-height: 34px;
}
.line{
    width: 33px;
    height: 9px;
    background: #D7D7D7;
    margin-top: 18px;
}
.section-desc{
    font-weight: 300;
    font-size: 34px;
    color: #B57E46;
    line-height: 34px;
    text-transform: uppercase;
    margin-top: 17px;
}

.product-content{
    display: flex;
    flex-direction:row;
    flex-wrap: wrap;
    justify-content: space-around;
    margin-top: 56px;
}
.product-item{
    width:280px;
    height:280px;
    position: relative;
}
.product-item:hover .title{
    opacity: 0.7;
}
.product-item img{
    width:100%;
    height:100%;
}
.product-item .title{
    transition: all .2s;
    position:absolute;
    top:50%;
    transform: translateY(-50%);
    left:0;
    right:0;
    width: 285px;
    height: 116px;
    background: #B57E46;
    border-radius: 18px;
    opacity: 0;
    font-weight: 400;
    font-size: 20px;
    color: #FFFFFF;
    text-align: center;
    line-height: 116px;
}

.about-content{
    position: absolute;
    top:116px;
    left:50%;
    bottom:0;
    transform: translateX(-50%);
}
.about-img{
    width:864px;
    height:576px;
    position: absolute;
    top:286px;
    left:-160px;
}
.about-tips{
    width: 840px;
    height: 340px;
    background: #B57E46;
    opacity: 0.9;
    font-weight: 400;
    font-size: 18px;
    color: #FFFFFF;
    line-height: 48px;
    padding:60px;
    position: absolute;
    top:364px;
    left:350px;
}

.app{
    height:940px;
    position: relative;
}
.app-title{
    font-weight: bold;
    font-size: 60px;
    color: #1A1A1A;
    line-height: 72px;
    width:310px;
    position: absolute;
    top:382px;
    left:0;
    z-index: 10;
}
.app-desc{
    font-weight: 400;
    font-size: 20px;
    color: #707070;
    line-height: 36px;
    width:205px;
    top:550px;
    position: absolute;
    left:0;
    z-index: 10;
}
.app-img{
    width:682px;
    height:550px;
    position: absolute;
    top:278px;
    right:0;
    z-index: 10;
}
.app-bg{
    width:100%;height:177px;object-fit: cover;
    position: absolute;
    bottom:0;
    left:0;
    right:0;
}

.contact{
    height:933px;
}
.contact-content{
    width:100%;
    height:470px;background: #F6F6F6;
    margin-top: 67px;
    display: flex;
    flex-direction: row;
    justify-content: start;
}
.map{
    width:620px;
    height:470px;
}

.info{
    flex:1;
    padding-top: 50px;
    padding-left: 60px;
    display: flex;
    flex-direction: column;
    gap:38px;
    position: relative;
}
.info .title{
    font-weight: bold;
    font-size: 34px;
    color: #1A1A1A;
    line-height: 34px;
}
.info .label{
    font-weight: 400;
    font-size: 20px;
    color: #989898;
    line-height: 20px;
}
.info .value{
    font-weight: 400;
    font-size: 20px;
    color: #1A1A1A;
    line-height: 20px;
}
.download{
    position: absolute;
    left:120px;
    top:234px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.code{
    width:153px;
    height:153px;
}
.code-title{
    font-weight: 300;
    font-size: 18px;
    color: #989898;
    line-height: 24px;
    margin-top: 15px;
}

.footer{
    height: 142px;
    text-align: center;
    background-color: rgb(56,57,59);
    color:#fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-weight: 400;
    font-size: 14px;
    line-height: 28px;
}
.footer a{
    
    color:#fff;
}