@charset "utf-8";

#play-box{
    display: block;
    box-sizing: border-box;
    width: 100%;
    height: calc(100% - 50px);
    position: fixed;
    top: 0;
    left: 0;
}

#play-box.hide #play-btn{
    opacity: 0;
}

#play-box #play-btn{
    display: block;
    width: 64px;
    height: 64px;
    position: absolute;
    top: calc(50% + 25px);
    left: 50%;
    margin-top: -32px;
    margin-left: -32px;
    background: url("../image/playIcon.png") no-repeat;
    background-size: 100% 100%;
}