#main { width: 80%; margin: 0 auto; }
.center { text-align: center; }
.ramka, .obrazek { border: 1px solid black; padding: 10px; }
.obrazek { width: 200px; height: 150px; }
.obraz { float: left; margin-left: 10px; }
.symbol { font-size: 25px; }
.clr { clear: both; }