html,body{
    height: 100%;
    margin: 0;
}
h4{
    margin-bottom: 10px;
}
.margin-b50{
    margin-bottom: 50px;
}
.color65{
    color: rgba(0,0,0,.65);
}

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

.title{
    display: inline-block;
    border-bottom: 4px solid #6600AD;
}



.content{
    width:1000px;
    margin: 0 auto;
}
.header{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 50px 0;
}
ul{
    display: flex;
}
li{
    list-style:none;
    padding: 0 24px;
}
li > a {
    position: relative;
    display: inline-block;
    padding: 8px 0;
    font-weight: 500;
    font-size: 16px;
    line-height: 22px;
    color: #000;
    cursor: pointer;
    text-decoration:none;
}
li .active>a {
    color: #6600AD;
}
li>a::after {
    content: '';
    display: block;
    width: 0;
    height: 2px;
    background-color: #6600AD;
    position: absolute;
    bottom: 0;
    left: 0;
    transition: all .3s;
}
li.active>a::after {
    width: 100% !important;
}

.banner{
    position: absolute;
    top: 100px;
    left: calc(50% - 195px);
    font-size: 40px;
    font-weight: 600;
    color: #fff;
}
.margin-t100{
    margin-top: 100px;
}
.app-con{
    display: flex;
    justify-content: space-between;
}
.footer{
    width: 100%;
    /*height: 40px;*/
    line-height: 24px;
    background: #222;
    font-size: 14px;
    color: #939393;
    margin-top: 100px;
    padding: 10px 0;
}
.about-r {
    line-height: 30px;
    background: #fafafa;
    padding: 40px 10px;
}
.policy{
    padding: 50px 80px;
    font-size: 10.0pt;

}
.policy p{
    margin: 0 0 20px 0;
}
.policy h4{
    margin-bottom: 5px;
    font-size: 16px;
}
.policy-title{
    text-align: center;
    margin-bottom: 40px;
    font-size: 20px;
}
a:hover{
    color: #3399FF;
}
.product-code-box{
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 40px 0;
}
.product-code-box > div{
    text-align: center;
}
.iphone-box{
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #222;
    /*margin: 10px;*/
}
.product-code-box p{
    display: flex;
    justify-content: center;
    align-items: center;
}
.company-logo{
    display: flex;
    /*justify-content: space-between;*/
    align-items: center;
    margin-top: 40px;
}

.company-logo > div{
    width: 212px;
    height: 212px;
    margin:0 30px 20px 0;
    border: 6px #F6F6F6 solid;
    display: flex;
    justify-content: center;
    align-items: center;
}