.brands {
    background-color: #ffffff;
    border-radius: 8px;
    padding: 20px;
}
.bg-banner {
    background-color: #f0f0f0;
    padding-bottom: 50px;
}
.bg-banner .list {
    display: -webkit-flex;
    display: flex;
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
    justify-content: space-between;
}
.bg-banner .list .item {
    margin-bottom: .83rem;
    width: 154px;
}
.bg-banner .list .item img {
    width: 100%;
}
.banner_img {
    margin-top: 145px;
    width: 535px;
}
.home .banner .content a {
    color: #ff4400 !important;
}
.product_name{
    width: 480px;
    height: 35px;
    font-size: 36px;
    font-family: Hiragino Sans GB;
    font-weight: bold;
    color: #FFFFFF;line-height: 24px;
}
.product_info{
    margin-top: 38px;
    width: 439px;
    height: 51px;
    font-size: 22px;
    font-weight: normal;
    color: #FFFFFF;
    line-height: 30px;
}
.try_icon{
    margin-top: 41px;
    width: 158px;
    height: 48px;
    background: #FFFFFF;
    border-radius: 23px;
    text-align-all:center ;
}
.try_icon div{
    width: 72px;
    height: 18px;
    font-size: 18px;
    font-weight: normal;
    color: #FF4400;
    line-height: 43px;
    margin-left:43px ;
}
.show-item{
    position: relative;
}
.info_title{

    width: 570px;
    height: 120px;
    font-size: 27px;
    font-family: Hiragino Sans GB;
    font-weight: bold;
    color: #212121;
    line-height: 30px;
    text-align: left

}
.info_contect{
    width: 490px;
    height: 120px;
    font-size: 14px;
    font-family: Hiragino Sans GB;
    font-weight: bold;
    color: #666666;
    line-height: 30px;
    text-align: left
}
.product_introduce{
    width: 1200px;
    font-size: 16px;
    font-weight: normal;
    color: #FFFFFF;
    line-height: 24px;
    text-align: left;
    text-indent: 2em;
    padding-top: 30px;

}
.left{
    text-align:center;
    float:left;
    width: 50%;
}
.right{
    text-align:center;
    float:right;
    width:50%;
}
.version_info{
    width: 250px;
    height: 18px;
    font-size: 18px;
    font-weight: normal;
    color: #212121;
    line-height: 37px;
}
.reason_title{
    font-size: 18px;
    font-weight: normal;
    color: #212121;
    line-height: 36px;
    text-align: left;
}
.reason_info{
    font-size: 14px;
    font-weight: normal;
    color: #666666;
    line-height: 24px;
    height: 48px;
    text-align: left;

}
.reason-icon{
    color: #FF5722;
    margin-left: 45px;
    font-size: 30px;
}
.download-icon{
    font-size: 60px;
   color: #1C7AF8;

}
.download_icon_box{
    margin-top: -50px;
    margin-left: -20px;
}