* {
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
    list-style: none;
}

body {
    width: 100%;
    margin:0 auto;
    text-align: center;
    /*position:relative;*/
    /*z-index:999;*/
}
.video{
    text-align: center;
    margin:0 auto;
}
img{

    display:block;
    margin:0 auto;


}
table{

    width:50%;
    margin:0 auto;


}
.back {
    width:700px;
    height: 35px;
    text-align:right;
    margin:0 auto;
    font-size: 11px;
    /*border-style: dashed;*/
    /*border-color: #1f2e6a;*/
}
.back a{
    color:black;
}
.title {
    width:700px;
    height: 50px;
    text-align:left;
    margin:0 auto;
    font-size: 26px;
    font-weight:bold;
    margin-top: 20px;

    /*border-style: dashed;*/
    /*border-color: #1f2e6a;*/
}
.content {
    width:700px;
    text-align:left;
    margin:0 auto;
    line-height: 180%;
    padding-bottom: 100px;

    /*border-style: dashed;*/
    /*border-color: #1f2e6a;*/
}