html,body{
	height: 100%;
}
.extra{
	width: 1400px;
	height: 100%;
}







.index-page {
    display: block;
    float: left;
    /*background: red;*/

}

.index-video {
    width: 280px;
    height: 280px;
}

.index-video {
    margin-right: 20px;
    
    float: left;
    /*background: url(../images/detail01.png) no-repeat left top;*/
    position: relative;
}

.index-mask {
    width: 280px;
    height: 170px;
    position: absolute;
    left: 0;
    top: 0;
    background: rgba(000, 000, 000, 0.2);
    display: none;
    transition: all .2s ease-in 0s;
    -webkit-transition: all .2s ease-in 0s;
    -moz-transition: all .2s ease-in 0s;
}

.index-video:hover .index-mask {
    display: block;
    /*transition:all .2s ease-in 0s;
    -webkit-transition:all .2s ease-in 0s;
    -moz-transition:all .2s ease-in 0s;*/
}

.mask-text {
    height: 40px;
    width: 280px;
    position: absolute;
    text-align: center;
    left: 0;
    bottom: 0;
    background: rgba(000, 000, 000, 0.5);
    font-size: 16px;
    color: #FFFFFF;
    line-height: 40px;
}

.mask-btn {
    width: 50px;
    height: 50px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
/ / 已加各种前缀 -ms-transform: translate(- 50 %, - 50 %); /* IE 9 */
    -moz-transform: translate(-50%, -50%); /* Firefox */
    -webkit-transform: translate(-50%, -50%); /* Safari 和 Chrome */
    -o-transform: translate(-50%, -50%); /* Opera */
}

.detail-pagination {
    float: right;
}

.detail-pagination li {
    float: left;
    width: 30px;
    height: 30px;
    
    /*border-radius: 100%;*/
    background: #d0c1fc;
    font-size: 18px;
    text-align: center;
    line-height: 30px;
    color: #FFFFFF;
    margin-left: 13px;
}
.index-link-text:hover{
	color: #FFFFFF;
}
a:hover {
    text-decoration: none;
   	
}
.beforeintro{
	color: #B09DCB;
}
/*.intro{
	color: #FFFFFF;
}*/
.index-title {
    text-align: center;
    width: 100%;
    height: 40px;
    line-height: 40px;
    background: #2b1276;
    margin-bottom: 30px;
   display: flex;
   flex-direction: row;
   justify-content: center;
   align-items: center;
}

.index-link {
    
    height: 40px;
    text-align: center;
    font-size: 20px;
    /*color: #FFFFFF;*/
    /*float: left;*/
    line-height: 40px;
    margin-right: 10px;
    text-align: center;
}

.index-link-text {
	display: inline-block;
    font-size: 14px;
   /* color: #ffffff;*/
    padding: 0 10px;
    text-align: center;
    margin-bottom: 15px;
    font-weight: 600;
    
}
/*.index-link-text:hover{
	color: #b09dcb;
}*/
.index-arrow {
    margin: 0 auto;
    width: 17px;
    height: 13px;
    display: none;
}

.index-arrow img {
    vertical-align: top;

}

/*滑过变颜色去掉*/

/*.index-link:hover .index-link-text{*/
/*color: #1a0078;*/
/*transition:all .2s ease-in 0s;*/
/*-webkit-transition:all .2s ease-in 0s;*/
/*-moz-transition:all .2s ease-in 0s;*/
/*}*/
/*.index-link:hover .index-arrow{*/
/*display: block;*/
/*transition:all 2s ease-in 0s;*/
/*-webkit-transition:all 2s ease-in 0s;*/
/*-moz-transition:all 2s ease-in 0s;*/
/*}*/

.index-name-wrap {
    width: 100%;
    height: 30px;
    background: #eeeeef;
    position: absolute;
    padding: 0 50px;
    box-sizing: border-box;
    left: 0;
    top: 0;
    z-index: 1000;
    text-align: right;
    line-height: 30px;
}

.index-username {
    font-size: 12px;
    color: #666666;
    text-align: center;
}

.index-userbtn {
    background: 0;
    text-align: center;
    outline: none;
    font-size: 12px;
    color: #666666;
    text-align: center;
    border: none;
    margin-left: 30px;
}

.index-separate {
    width: 16px;
    padding: 5px 0;
    float: left;
    height: 38px;
}

.second-list .list-b{
	color: #3B1E87;
}