.sound__btn{padding:20px;display:inline-block;box-shadow:0 3px 0 0 #2f3942;margin-bottom:10px;border-radius:3px;background:#4f5f6f;color:#fff;text-shadow:1px 1px 1px rgba(26,31,37,.6);background-color:#4f5f6f;text-transform:capitalize;cursor:pointer}.sound__btn:active,.sound__btn:hover{background:#64788d}.sound__btn:active{box-shadow:none!important;position:relative;top:3px}.sound__file{display:none}#app{font-family:Arial,Helvetica,sans-serif;text-align:center;flex-direction:column}#app,.app__container{display:flex;flex-wrap:wrap;align-items:center;justify-content:center}.app__container{flex-direction:row}