html,body,div,ul,ol,li,dl,dt,dd,h1,h2,h3,h4,h5,h6,pre,form,p,blockquote,fieldset,input {
    margin: 0;
    padding: 0;
}
ul, li, ol {
	list-style:none;
}
img {
	border:0
}
hr {
	height: 1px;
	border: 1px dotted #000;
	background: none;
}
.clr {
	clear:both;
	text-align: center;
}
.left {
	float:left;
}
.right {
	float:right;
}
.center {
	text-align:center;
}