.sound{font-weight:600;min-height:100px;border:1px solid grey;border-radius:.5em;width:25%;margin:4px;display:inline-flex;justify-content:center;align-items:center;font-size:1.25em;cursor:pointer}@media(max-width:400px){.sound{width:45%;margin-bottom:10px}}.active{filter:brightness(175%)}audio{display:none}.sounds{display:flex;flex-wrap:wrap;justify-content:center}#main{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;margin-top:60px}