body{margin:10px;font-family:Tahoma,Arial}form{background-color:#c3d9ff;padding:20px;text-align:center}input{background-color:#fff;border:2px solid #000;font-size:20px;height:35px;display:block;margin:0 auto 10px;padding:5px}button{font-size:20px;padding:5px;background-color:#36c;border:none;color:#fff}