StackOverflow - stick div position as it is

http://stackoverflow.com/questions/37275166/stick-div-position-as-it-is/37275829#37275829

by Alexandre Azevedo

HTML

<div class="fp">
	<div class="filter"></div>
	<div class="posts"></div>
</div>

CSS

.fp {
	position: relative;
    width: 1050px;
    height: auto;
    background-color: red;
    left: 170px;
}

.filter {
	display: inline-block;
	vertical-align: top;	
    background-color: white;
    margin-top: 20px;
	margin-left: 15px;
    width: 250px;
    min-height: 300px;
    height: auto;
    border-radius: 4px;
    border: 1px solid #1a171a;

    -webkit-box-shadow: 3px 3px 5px 0px rgba(0,0,0,0.6);
	-moz-box-shadow: 3px 3px 5px 0px rgba(0,0,0,0.6);
	box-shadow: 3px 3px 5px 0px rgba(0,0,0,0.6);
}

.posts {
	display: inline-block;
	vertical-align: top;	
    background-color: white;
    width: 750px;
    margin-top: 20px;
	margin-left: 15px;
    height: auto;
    border-radius: 4px;
    border: 1px solid #1a171a;
    -webkit-box-shadow: 3px 3px 5px 0px rgba(0,0,0,0.6);
	-moz-box-shadow: 3px 3px 5px 0px rgba(0,0,0,0.6);
	box-shadow: 3px 3px 5px 0px rgba(0,0,0,0.6);
}