.but1{
	color:black;
    background-color:#cccccc;
	width:35px;
	height:25px;
	font-family:Tahoma, Helvetica, sans-Serif;
	font-size:12px;
	font-weight:bold;
	border:1px solid #383838;
	}

.but1#equals{width:72px;}

.but1:hover{
	color:black;
	background-color:white;
	border:2px solid blue;
	}

body{background-color:white;}

A {text-decoration:none;}