#content{position:relative;width:100%;height:100%;cursor:pointer;user-select:none}.container{height:500px}#choice{margin-top:15%;background-image:url(../../images/factory/background.jpg);background-size:100%;display:flex;flex-direction:row;justify-content:space-between;flex-wrap:wrap;font-size:xx-large;width:100%;height:100%}.syllable{background-color:#fff;position:relative;width:20%;height:20%;margin:5%;text-align:center;border:solid}.span-syll{position:absolute;top:50%;left:50%;transform:translateX(-50%) translateY(-50%)}.btn-play{margin-top:2%;position:absolute;left:50%;transform:translateX(-50%)}