.stacks_column_left {
	float:left;
}

.stacks_column_right {
	float:right;
}

.stacks_column_4 {
	width:23%;
	margin: 0 1%;
}#stacks_in_620_page20_button {
	display:block;
	position: relative;
	text-align: center;
}


#stacks_in_620_page20 a:link, #stacks_in_620_page20 a:visited {
	 display:inline-block; 
	
	
	position: relative;
	text-decoration:none;
}
#stacks_in_620_page20 a:hover, #stacks_in_620_page20 a:active {
	color:#FFFFFF;
}







#stacks_in_620_page20 a:link, #stacks_in_620_page20 a:visited {
	background-color:#3F5662;
	background: -webkit-gradient(linear, left top, left bottom, from(#3F5662), to(#26333B));
	border:1px solid #26333B;
	padding:3px 20px;
	border-radius:30px;
	color:#FFFFFF;
	box-shadow:rgba(0, 0, 0, 0.5) 0px 1px 2px;
	margin:5px;
	font-weight:bold;
}
#stacks_in_620_page20 a:hover {
	background-color:#445D6A;
	background: -webkit-gradient(linear, left top, left bottom, from(#445D6A), to(#212C33));
	box-shadow:rgba(0, 0, 0, 0.25) 0px 2px 4px;
}
#stacks_in_620_page20 a:active {
	background-color:#3F5662;
	box-shadow:rgba(0, 0, 0, 0.75) 0px 0px 4px inset;
}