/*a {
            text-decoration: none;
            color: inherit;
        }


        HTML,
        body {
            background-color: #222;
            width: 100%;
            height: 100%;
        }*/

.container-v {
    width: 100%;
    height: auto;
    margin-top: 50px;
    display: flex;
    /* 使用flexbox布局 */
    flex-wrap: wrap;
    /* 子元素自动换行 */
    /*justify-content: center;*/
    justify-content: space-between; /*两端对齐且间距相等*/
}

.videolist {
    position: relative;
    width: 300px;
    height: 260px;
    /*width:400px;
            height:270px;*/
    margin: 10px;
    background-color: rgb(55, 56, 57);
    text-align: left;
    border-radius: 5px;
}

    .videolist img {
        border-radius: 5px 5px 0px 0px;
    }

.textbig {
    color: rgb(213, 213, 213);
    font-size: 18px;
    margin-left: 12px;
    margin-top: 5px;
}

.textsmall {
    color: rgb(108, 108, 108);
    font-size: 15px;
    margin-left: 12px;
    margin-top: 3px;
}

.按钮 {
    font-size: 12px;
    text-align: center;
    width: 60px;
    height: 20px;
    line-height: 20px;
    background-color: rgb(79, 163, 237);
    border-radius: 15px;
    position: absolute;
    left: 210px;
    top: 200px;
    z-index: 101;
}
.aa:hover {
    background-color: rgba(0,0,0,0.5); /*opacity: 0.68;*/
}

.videolist:hover {
    cursor: pointer;
    
}

.videoed {
    display: none;
    width: 50px;
    height: 50px;
    position: absolute;
    left: 41%;
    top: 30%;
    z-index: 99;
    border-radius: 100%;
}

.videos {
    display: none;
    border: 1px solid #3a3a3a;
    position: fixed;
    left: 50%;
    top: 50%;
    margin-left: -320px;
    margin-top: -210px;
    z-index: 100;
    /*width: 640px;
    height: 360px;*/
}

.vclose {
    position: absolute;
    right: 1%;
    top: 1%;
    border-radius: 100%;
    cursor: pointer;
}
/*@media only screen and (max-width: 768px) {
    .v-width { width:600px; }
}
@media only screen and (min-width: 769px) {
    .v-width {
        width: 760px;
    }
}*/

/*@media only screen and (max-width: 768px) {
    .v-width {
        width:95%;
    }

}

@media only screen and (min-width: 769px) {
    .v-width {
        width:80%;
    }

}*/