.Lunbo-video {
    padding-top: 0;
    padding-bottom: 50px
}

.Lunbo-video .Lunbo-video-title {
    margin: 20px auto 50px
}

.Lunbo-video .Lunbo-video-title .Lunbo-video-h1 {
    font-size: 30px;
    color: #ef7700;
    height: 50px;
    line-height: 50px
}

.Lunbo-video .Lunbo-video-title .Lunbo-video-h3 {
    font-size: 32px;
    color: #fff
}

.Lunbo-video .Lunbo-video-cont {
    margin-bottom: 50px;
    height: 100%
}

.Lunbo-video li {
    list-style: none
}

.video {
    width:1200px;
    margin: 0 auto;
    overflow: hidden;
    zoom:1}

.video>div {
    float: left;
    height: 509px
}

.video>div:first-child {
    width: 5%;
    display: flex;
    align-items: center;
    justify-content: center
}

.Lunbobutton {
    width: 100%;
    height: auto
}

.video>div:last-child {
    width: 5%;
    display: flex;
    align-items: center;
    justify-content: center
}

.video>div:nth-of-type(2) {
    width: 90%
}

.video ul {
    position: relative
}

.video li {
    transition: all .6s;
    position: absolute;
    background: url(../images/video-bg.html) center center no-repeat;
    background-size: 100% 100%
}

.video li video {
    width: 100%;
    height: 100%
}

.video li h3 {
    text-align: center;
    margin-top: 2px;
    color: #1766d7
}

.video1 {
    width: 18%;
    height: auto;
    left: 0;
    z-index: 1
}

.video2 {
    width: 37%;
    height: auto;
    left: 8%;
    z-index: 2
}

.video3 {
    width: 64%;
    height: auto;
    left: 17%;
    z-index: 3
}

.video4 {
    width: 37%;
    height: auto;
    left: 54%;
    z-index: 2
}

.video5 {
    width: 18%;
    height: auto;
    left: 82%;
    z-index: 1
}