.logo{display:flex;justify-content:center;align-items:center}.logo img{width:15%;height:15%}nav{display:flex;justify-content:center;align-items:center;background-color:#f1f1f1;padding:20px;margin-top:30px}nav a{margin:0 10px;text-decoration:none;color:#000}.home{display:flex;justify-content:center;align-items:center;flex-direction:column}table{border-collapse:collapse;width:50%;margin-top:30px}td,th{text-align:left;padding:8px}tr:nth-child(2n){background-color:#f2f2f2}button{background-color:#4caf50;border:none;color:#fff;padding:5px 10px;text-align:center;text-decoration:none;display:inline-block;margin:2px 2px;cursor:pointer}button,label{font-size:12px}