@media (max-width: 600px) {
    .yy_app_box {
        position: fixed;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/app/yy_001.jpg);
        background-repeat: no-repeat;
        background-size: 100% 100%;
    }

    .yy_app_main {
        width: 85%;
        margin: 0 auto;
        height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        position: relative;
    }

    .yy_app_title {
        width: 83%;
        aspect-ratio: 1 / 0.4;
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/app/yy_002.png);
        background-repeat: no-repeat;
        background-size: contain;
        margin: auto;
        margin-top: 13%;
    }

    .yy_app_content {
        width: 100%;
        aspect-ratio: 1 / 1;
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/app/yy_004.png);
        background-repeat: no-repeat;
        background-size: 85% 85%;
        position: absolute;
        top: 45%;
        transform: translate(-50%, -50%);
        left: 50%;
        display: flex;
        flex-direction: column;
        background-position: center;
        justify-content: space-between;
    }

    .yy_app_content a {
        width: 100%;
        height: 100%;
        display: block;
    }

    .yy_app_botton {
        background-repeat: no-repeat;
        width: 45%;
        aspect-ratio: 1 / 1;
        background-size: contain;
        background-position: center;

    }

    .yy_app_botton_bottom {
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: nowrap;
        flex-direction: row;
        margin-bottom: 1rem;
    }

    .yy_app_chinese {
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/app/yy_006.png);
        margin: 0 auto;

    }

    .yy_app_english {

        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/app/yy_003.png);


    }

    .yy_app_cantonese {
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/app/yy_005.png);


    }

    .yy_pc_box {
        display: none;
    }
}

@media (min-width: 601px) {
    .yy_app_box {
        display: none;
    }

    .yy_pc_box {
        position: fixed;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/pc/yy_004.jpg);
        background-repeat: no-repeat;
        background-size: 100% 100%;
        /*min-width: 960px;*/
        /*min-height: 640px;*/
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .yy_pc_main {
        width: 66%;
        height: 68%;
    }

    .yy_pc_title {
        width: 25%;
        aspect-ratio: 1 / 0.35;
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/pc/yy_005.png);
        background-repeat: no-repeat;
        background-size: contain;
        margin: 0 auto;
    }

    .yy_pc_botton {
        background-repeat: no-repeat;
        width: 30%;
        aspect-ratio: 1 / 1;
        background-size: contain;
        background-position: center;
        position: relative;
    }

    .yy_pc_content {
        display: flex;
        flex-direction: row;
        justify-content: center;
    }

    .yy_pc_botton a {
        width: 45%;
        display: block;
        background-size:cover;
        margin: auto;
        position: absolute;
        background-repeat: no-repeat;
        bottom: 12%;
        left: 26%;
        aspect-ratio: 1 / 0.25;
        cursor: pointer;
    }
    .yy_pc_botton a:hover {
        width: 46%;
    }
    .yy_pc_chinese {
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/pc/yy_001.png);
    }

    .yy_pc_chinese a {
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/pc/yy_008.png);
    }

    .yy_pc_english {
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/pc/yy_002.png);
    }

    .yy_pc_english a {
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/pc/yy_007.png);

    }

    .yy_pc_cantonese {
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/pc/yy_003.png);
    }

    .yy_pc_cantonese a {
        background-image: url(//xt10.kuleiman.com/ywkgw/image/tv/pc/yy_006.png);
    }
}