html{font-size:62.5%; /* 10÷16=62.5% */}

body{
    width: 100%;
    margin: 0;
    padding: 0;
}

a{
    text-decoration: none;
    color: #fff;
}

.container{
    margin: 0 auto;
    max-width: 1920px;
}

.index-bg{
    background: url("../image/index_bg.png") 100% 100% no-repeat;
}

.case-bg{
    background: url("../image/case_bg.png") 100% 100% no-repeat;
}

.oem-bg{
    background: url("../image/oem_bg.png") 100% 100% no-repeat;
}

.main{
    margin: 0 auto;
    max-width: 1200px;
    min-height: 1000px;
}

.top{
    width: 100%;
    height: 76px;
    display: flex;
    align-items: center;
}

.logo{
    width: 157px;
    height: 34px;
    margin-right: 50px;
}

.menu{
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.menu .item{
    height: 76px;
    line-height: 76px;
    flex: 1;
    color: #fff;
    text-align: center;
    font-size: 1.8rem;
    font-weight: bold;
}

.menu .active{
    margin-left: 20%;
    width: 60%;
    display: block;
    height: 76px;
    line-height: 76px;
    background-image: linear-gradient(#e17864,#e58977,#fdf4f3);
}

.content{
    background-color: rgba(255,255,255,0.3);
    min-height: 1080px;
    margin-top: 20px;
    text-align: center;
    padding: 30px 0 30px 0;
}

.yun{
    width: 64px;
    height: 64px;
    margin-top: 30px;
}

.wangguan{
    width: 64px;
    height: 59px;
}

.control{
    width: 55px;
    height: 56px;
}

.device{
    width: 56px;
    height: 52px;
}

.down_arrow{
    width: 26px;
    height: 50px;
}

.bottom{
    width: 100%;
    /*height: 134px;*/
    /*line-height: 134px;*/
    background-color: #46aa5e;
    padding: 40px 0;
    color: #fff;
    text-align: center;
    font-size: 2.0rem;
}

/*产品方案*/

.case-item{
    width: 320px;
    border-radius: 8px;
    box-shadow: 4px 4px 4px 4px rgba(0,0,0,0.2);
    font-size: 2rem;
    color: #666;
    background-color: #fff;
    cursor: pointer;
    overflow: hidden;
}

.case-item .item-main{
    display: flex;
    justify-content: center;
    align-items: center;
    height: 74px;
    border-bottom: 1px solid #ddd;
}

.case-item .active{
    background-color: #e17864;
    color: #fff;
}


.drops{
    width: 320px;
    z-index: 100;
}

.drop-item{
    display: block;
    text-align: center;
    height: 74px;
    line-height: 74px;
    background-color: #fff;
    border-bottom: 1px solid #ddd;
    color: #666;
}

.drop-item:hover{
    background-color: #f8f8f8;
}

.case-item-no{
    width: 320px;
    height: 94px;
}

.first-row{
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 10px;
    align-items: flex-start;
}

.case-row{
    max-width: 1044px;
    margin: 0 auto;
    margin-top: 50px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.case_arrow{
    width: 17px;
    height: 10px;
    margin-left: 10px;
}

/*OEM*/

.oem-container{
    max-width: 950px;
    margin: 0 auto;
    min-height: 290px;
    margin-top: 20px;
    position: relative;
    background-color: rgba(255,255,255,0.6);
    border: 1px solid #dddddd;
    border-radius: 4px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
}

.oem-img{
    width: 158px;
    height: 284px;
    position: absolute;
    top: 0;
    left: 50px;
}

.oem-txt{
    width: calc(100% - 220px);
    margin-left: 220px;
    text-align: left;
    padding: 30px;
    box-sizing: border-box;
    color: #666;
    line-height: 3.6rem;
    font-size: 1.9rem;
}

.oem-flow{
    max-width: 960px;
    margin: 0 auto;
}

.oem-flow .flow-row{
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.oem-flow .flow-row .item{
    width: 190px;
    height: 240px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
    text-align: center;
    overflow: hidden;
    color: #666;
    font-size: 1.8rem;
}

.oem-right{
    width: 45px;
    height: 27px;
}

.flow-row .item .yuan{

    width: 60px;
    height: 60px;
    border-radius: 30px;
    background-color: #e17864;
    color: #fff;
    text-align: center;
    font-size: 2rem;
    margin: -28px auto;
    padding-top: 25px;
    box-sizing: border-box;
}

.flow-row .item .icon{
    width: 70px;
    height: 70px;
    margin-top: 70px;
    margin-bottom: 10px;
}

/*关于我们*/

.imgs{
    max-width: 1048px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.imgs .img-item{
    width: 340px;
    height: 340px;
    border: 1px solid #dddddd;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
}

.imgs .img-item .image{
    width: 340px;
    height: 340px;
}

.about-txt{
    max-width: 1048px;
    margin: 0 auto;
    background-color: rgba(255,255,255,0.6);
    min-height: 100px;
    margin-top: 12px;
    text-align: left;
    padding: 20px;
    box-sizing: border-box;
    color: #666;
    border: 1px solid #dddddd;
    border-radius: 4px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
    line-height: 3.6rem;
    font-size: 1.9rem;
}

.contact{
    display: flex;
    padding: 20px 0 60px 0;
}

.contact .item{
    flex: 1;
}

.contact .item:first-child{
    text-align: right;
    margin-right: 30px;
}

.contact .item:last-child{
    text-align: left;
    margin-left: 30px;
}

.contact .item .item-img{
    position: relative;
    color: #666;
}

.contact .phonetxt{
    text-align: left;
    width: 190px;
    position: absolute;
    right: 0px;
    top: 18px;
    font-size: 1.9rem;
}

.contact .emailtxt{
    position: absolute;
    left: 80px;
    top: 18px;
    font-size: 1.9rem;
}

/*表单*/
.form-div{
    max-width: 1000px;
    margin: 0 auto;
    border: 1px solid #ddd;
    background-color: rgba(255,255,255,0.8);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
    margin-top: 20px;
    max-height: 1000px;
    overflow-y: auto;
}

.form-div .row{
    border-bottom: 1px solid #ddd;
    color: #333;
    display: flex;
}

.form-div .row .label{
    width: 300px;
    font-weight: bold;
    border-right: 1px solid #ddd;
    min-height: 60px;
    display: flex;
    align-items: center;
    font-size: 1.6rem;
    padding-left: 60px;
    box-sizing: border-box;
}

.form-div .row .right{
    flex: 1;
}

.form-div .row .val{
    flex: 1;
    width: 100%;
    display: flex;
    align-items: center;
    padding-left: 40px;
    box-sizing: border-box;
    font-size: 1.4rem;
    min-height: 50px;
    border-bottom: 1px solid #ddd;

}

.form-div .row .normal{
    flex: 1;
    width: 100%;
    padding: 10px 0px 10px 40px;
    box-sizing: border-box;
    font-size: 1.4rem;
    min-height: 50px;
    text-align: left;
    line-height: 3.2rem;
    border-bottom: 1px solid #ddd;

}

.form-div .row .normal:last-child{
    border-bottom: none;
}

.form-div .row .val:last-child{
    border-bottom: none;
}