ul,ol {
	list-style-type:none;
}

.clearfix:after {
	content:"";
	clear:both;
	display:block;
}

.clear {
	clear:both;
}
ul {
	width: 500px;
	margin-top: 50px;
	margin-right: auto;
	margin-left: auto;
}

li {
	display: inline;
	list-style-type: none;
}
img {
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: none;
	border-left-style: none;
}