.download_box{
    width:100%;
    clear:both;
    overflow: hidden;
}
.download_left{
    float:left;
    width: 600px;
    max-width: 100%;
}
.download_advertisement{
    width:100%;
    margin-top:10px;
    text-align: center;
    padding-bottom:10px;
}
.download_advertisement img{
    width:336px;
    max-width: 100%;
}
.vid_ads{
    width:100%;
    margin-top:10px;
    text-align: center;
    padding-bottom:10px;
}
.download_right{
    float:left;
    width:600px;
    max-width: 100%;
    padding-left:5%;
    padding-right:5%;
    box-sizing: border-box;
    margin-top:22px;
    display:none;
}

.download_product{
    width:100%;
}

.download_product_title{
    font-size:22px;
    color:#2674db;
    line-height:22px;
}

.download_product_buttons{
    margin-top:15px;
}
.download_product_buttons  a{
    margin-right:20px;
    width:210px;
    height:58px;
    background: #2674db;
    color:#fff;
    font-size:18px;
    border:0;
    display: inline-block;
    text-align: center;
    line-height:58px;
}

.download_promit{
    margin-top:30px;
}

.download_promit_box{
    padding-bottom:25px;
}

.download_promit_box ul li.title{
    font-size:16px;
    color:#2674db;
    line-height:40px;
}
.download_promit_box ul li.font{
    font-size:15px;
    color:#333333;
    line-height:25px;
}
.download_promit_box ul li.list{
    font-size:14px;
    color:#555;
    line-height:25px;
}
.download_promit_box ul li.vedio{
    margin-top:15px;
}


@media screen and (max-width: 321px) {
}
@media screen and (max-width: 375px) {
}
@media screen and (max-width: 600px) {
}
@media screen and (max-width: 640px) {
}
@media screen and (max-width: 800px) {
    .download_left,.download_right{
        margin:0 auto;
        float:none;
    }
}
@media screen and (max-width: 1025px) {
    .download_left,.download_right{
        margin:0 auto;
        float:none;
    }
}

@media screen and (max-width: 1199px) {
    .download_left,.download_right{
        margin:0 auto;
        float:none;
		margin-bottom: 40px;
    }
    .product_introduction{
        display:none;
    }
}
@media screen and (min-width: 1200px) {
    .download_advertisement{
        text-align: left;
    }

}

#saveToDrive{
    position: absolute;
    left:0;
    top:0;
    opacity: 0.01;
    width:20px;
    height:20px;
}

#saveToDropbox{
    position: absolute;
    left:0;
    top:0;
    opacity: 0.01;
    width:20px;
    height:20px;
}