.video_div1{ height:300px; }
    .video_div2{ height:400px; }
@media (max-width: 767px) {
    .jsmodern-video{ margin:0 auto; }
    #video1 video {
        width: 100%;
        height: 100%;
    }
    .VideoBtn {
        position: absolute;
        left: 50%;
        top: 50%;
        display: block;
        width: 70px;
        height: 70px;
        margin-left: -35px;
        margin-top: -35px;
        cursor: pointer;
        z-index: 10;
    }
    #video1.dan_video{ width:100%; margin:0 auto 30px; height:300px; }
    #video2.dan_video{ width:100%; margin:0 auto 30px; height:300px; }
    #video1 {
        width: 100%;
        height: 300px;
        margin: 0 auto;
        position: relative;
    }
    #video2 {
        width: 100%;
        height: 300px;
        margin: 0 auto;
        position: relative;
    }
    #video2 video {
        width: 100%;
        height: 100%;
    }
    .VideoBtn2 {
        position: absolute;
        left: 50%;
        top: 50%;
        display: block;
        width: 70px;
        height: 70px;
        margin-left: -35px;
        margin-top: -35px;
        cursor: pointer;
        z-index: 10;
    }
    .video_tit{ height:50px; line-height:50px; font-size:1.6em; text-align:center; }
}
@media (min-width: 767px) {

.jsmodern-video{ margin:0 auto; }


#video1.dan_video{ width:80%; margin:0 auto 10px;  height:550px; }
#video2.dan_video{ width:80%; margin:0 auto 10px; height:550px; }
#video1 video {
    width: 100%;
    height: 100%;
}
.VideoBtn {
    position: absolute;
    left: 50%;
    top: 50%;
    display: block;
    width: 70px;
    height: 70px;
    margin-left: -35px;
    margin-top: -35px;
    cursor: pointer;
    z-index: 10;
}
#video1 {
    width: 100%;
    height: 300px;
    margin: 0 auto;
    position: relative;
}
#video2 {
    width: 100%;
    height: 300px;
    margin: 0 auto;
    position: relative;
}
#video2 video {
    width: 100%;
    height: 100%;
}
.VideoBtn2 {
    position: absolute;
    left: 50%;
    top: 50%;
    display: block;
    width: 70px;
    height: 70px;
    margin-left: -35px;
    margin-top: -35px;
    cursor: pointer;
    z-index: 10;
}
.video_tit{ height:50px; line-height:50px; font-size:1.6em; text-align:center; }
}