#stacks_in_4 h3 {
    font-weight: 400;
}

#stacks_in_4 h3 {
    margin: 0 0 20px 0;
}


#stacks_in_4 {
	margin:  20px;
}
.styles-warning{
	text-align: center;
	width: 50%;
	top: 0;
	margin: 100px auto;
	padding: 20px;
	background: red;
	color: white;
}

#stacks_in_2 {
    font-weight: 400;
}





#stacks_in_2 {
	margin:  20px;
	padding:  20px;
}