html,
    body {
    padding: 0;
    margin: 0;
      /*width: 100%;*/
      /*height: 100%;*/
    background-color: #f9f9f9;
    background-color: #f8fafc;
    overflow-x: hidden;
}

body {
    display: flex;
    flex-direction: column;
    align-items: center;
}

#nav {
    background-color: #fff;
    padding: 5px;
    overflow: hidden;
    height: 250px;
    width: 100%;
    background-color: #19171c;
}

#nav span {
    margin: 5px;
    cursor: pointer;
    transition: all 0.5s;
}
#nav span:hover{
    transform: scale(1.1);
    color:#92beff;
}

#content {
    width: 70%;
    margin: 5px;
    padding: 10px 25px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.box {
    background-color: #fff;
    border-radius: 4px;
}

.title_text {
    margin-bottom: 5px;
    display: flex;
    flex-wrap: wrap;
}

.title_text span,
span.video_remarks {
      /* margin: 10px; */
      /* color: #fff;
    background: #00adef; */
    color: #0087bb;
    background: #b8ebff;
    text-align: center;
    line-height: 22px;
    border-radius: 5px;
    padding: 1px 6px;
    font-size: 10px;
}

.title_text a {
    color: #333;
    text-decoration: none;
    font-weight: 600;
    margin: 0 10px 5px 0; 
}

.tags {
    margin-bottom: 5px;
}

.tags a {
      /* color: rgba(44,63,81,0.5);
    background: #ebeeef; */
    color: #ff9797;
    background: #ffebdd;
    border-radius: 5px;
    padding: 2px 6px;
    text-decoration: none;
    font-size: 14px;
    cursor: pointer;
}

.list_date {
    color: #adadad;
    font-size: 14px;
    margin-right: 10px;
}

.item {
    height: 100px;
    flex: 1 1 300px;
    margin: 10px;
    box-shadow: 0 1px 5px rgb(0 0 0 / 3%);
    padding: 10px 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: all 0.5s;
}

.item:hover {
    transform: scale(1.038);
    box-shadow: 0 2px 10px rgb(0 0 0 / 7%);
}

select {
    padding: 21px 15px;
    border: solid .08em #eee;
    border-radius: 4px;
    outline: none;
    font-size: 16px;
    width: 200px;
}

select option {
    font-size: 0.8em;
}

.search_box {
    height: auto;
    width: 100%;
    margin: 5px;
    transition: all 0.6s;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0px;
    overflow: hidden;
    transform: translate(0,-40px);
}

.search_box input {
    margin: 5px;
    padding: 20px 15px;
    height: 20px;
    border: solid .08em #eee;
    border-radius: 4px;
    outline: none;
    font-size: 16px;
    width: 500px;
}

.search_box img {
    cursor: pointer;
    height: 35px;
    line-height: 35px;
    width: 35px;
    text-align: center;
    border-radius: 5px;
    border: solid .08em #eee;
    padding: 13px;
    background: #fff;
}

.video_box {
    display: flex;
    margin: 10px;
    padding: 10px;
    width: 765px;
}

.video_img_box {
    height: auto;
    width: 40%;
    padding: 5px;
}

.video_img_box img {
    width: 100%;
    height: 100%;
    border-radius: 12px;
    object-fit: contain;
}

.video_info_box {
    width: 60%;
    background: #83838312;
    padding: 10px 15px;
    margin: 5px;
    border-radius: 12px;
}

.video_name {
    font-size: 1.2em;
    font-weight: 600;
    display: flex;
    align-items: center;
}

span.video_remarks {
    color: #0087bb;
    background: #b8ebff;
    text-align: center;
    line-height: 22px;
    border-radius: 5px;
    padding: 3px 6px;
    font-size: 10px;
}

span.video_score {
    font-size: 1.3em;
    color: #ff6d6d;
    flex: 1 1 auto;
    text-align: end;
}

.video_info {
    display: flex;
    flex-direction: column;
}

.video_info span {
    font-size: 0.9em;
    color: #919191;
}

.video_info span a {
    background: #c8ffbe;
    text-decoration: none;
    font-weight: 600;
    color: #29ad11;
    padding: 2px 5px;
    border-radius: 4px;
}

.video_blurb.box {
    margin: 10px;
    padding: 10px;
    width: 765px;
}

.play_video.box {
    width: 765px;
    /*margin: 10px;*/
   /* padding: 10px;*/
    display: flex;
    align-items: center;
    justify-content: center;
    /*height: 475px;*/
    flex-direction: column;
    overflow: hidden;
    transition: all 0.5s;
    height: 0;
    padding: 0;
    margin: 0;
}

#playbox {
    width: 100%;
    height: 100%;
}

.play_video.box iframe {
    width: 100%;
    height: 100%;
}

.video_play_numlist,
.video_dl_num_list {
    width: 765px;
    margin: 10px;
    padding: 10px;
}

.play_num,
.dl_num {
    background: #83838312;
    padding: 10px 15px;
    margin: 5px;
    border-radius: 12px;
}

.play_num_box {
    flex-wrap: wrap;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 5px;
}

.play_num_box a {
    text-decoration: none;
    border: solid 1px #91bdff;
    margin: 3px;
    padding: 5px 8px;
    border-radius: 4px;
    color: #ffffff;
    font-weight: 600;
    font-size: 0.9em;
    transition: all 0.3s;
    background: #9ad9ff;
}

.play_num_box a:hover {
    transform: scale(1.05);
    color: #9ad9ff;
    background: #fff;
}

.dl_num p {
    cursor: pointer;
    color: #467fff;
    font-weight: 600;
    transition: all 0.5s;
    margin-left: 30px;
    word-wrap: break-word;
}

.dl_num p:hover {
    transform: scale(1.023);
}

.subtitle {
    color: hsla(0, 0%, 100%, 0.3);
    font-size: 2em;
    margin: 5px;
    padding: 0;
}

.shici-from {
    color: hsla(0, 0%, 100%, 0.3);
}
.page_box{
    width: 70%;
    margin: 25px 5px;
    padding: 5px 25px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.page_bt{
    flex: 1 1 auto;
    text-align: center;
    box-shadow: 0px 1px 5px rgb(0 0 0 / 3%);
    padding: 10px;
    margin: 10px 20px;
    transition: all 0.5s;
    cursor: pointer;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}
.page_bt:hover {
    transform: scale(1.038);
    box-shadow: 0 2px 10px rgb(0 0 0 / 7%);
}
#go_top{
    position: fixed;
    right: 1%;
    bottom: 10%;
    z-index: 1999;
    padding: 10px;
    cursor: pointer;
    font-size: 0.8em;
    width: 28px;
    height: 28px;
    box-shadow: 0px 1px 5px rgb(0 0 0 / 6%);
}


        .loading span{
            display: inline-block;
            width: 8px;
            height: 100%;
            border-radius: 4px;
            background: lightgreen;
            -webkit-animation: load 1s ease infinite;
        }
        @-webkit-keyframes load{
            0%,100%{
                height: 40px;
                background: lightgreen;
            }
            50%{
                height: 70px;
                margin: -15px 0;
                background: lightblue;
            }
        }
        .loading span:nth-child(2){
            -webkit-animation-delay:0.2s;
        }
        .loading span:nth-child(3){
            -webkit-animation-delay:0.4s;
        }
        .loading span:nth-child(4){
            -webkit-animation-delay:0.6s;
        }
        .loading span:nth-child(5){
            -webkit-animation-delay:0.8s;
        }



@media (max-width: 768px) {
    #content {
        width: 100%;
    }

    .video_box {
        width: 100%;
        flex-direction: column;
    }

    .video_img_box {
        height: auto;
        width: 95%;
        margin: 10px auto;
    }

    .video_info_box {
        width: 90%;
        margin: 10px auto;
        background: #83838312;
        padding: 10px 15px;
    /* margin: 5px; */
        border-radius: 12px;
    }

    .video_blurb.box {
        width: 100%;
    }

    .video_play_numlist,.video_dl_num_list {
        width: 100%;
    }

    .video_dl_num_list {
        width: 90%;
    }
.search_box{
        width: 99%;
}
#videoinfobox{
    flex-direction: column;
}
.page_box{
    width: 85%;
}
.search_box input{
    width: 65%;
}
select{
    width: 40%;
}
}