* {margin:0; padding:0;}
body {background:#182560; font-family:sans-serif; text-align:center; color:#666;}
input, img {outline:none; border:0;}
.skin-box {margin:150px auto; width:auto; height:auto;}
.skin-box input[type=button] {background:url('/human.png') no-repeat center top; cursor:pointer; width:228px; height:51px;}
.skin-box input[type=button]:hover {background:url('/human.png') no-repeat center bottom; cursor:pointer; width:228px; height:51px;}