body {
background: rgb(207,231,250); /* Old browsers */
background: -moz-linear-gradient(top,  rgba(207,231,250,1) 0%, rgba(99,147,193,1) 100%); /* FF3.6+ */
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(207,231,250,1)), color-stop(100%,rgba(99,147,193,1))); /* Chrome,Safari4+ */
background: -webkit-linear-gradient(top,  rgba(207,231,250,1) 0%,rgba(99,147,193,1) 100%); /* Chrome10+,Safari5.1+ */
background: -o-linear-gradient(top,  rgba(207,231,250,1) 0%,rgba(99,147,193,1) 100%); /* Opera 11.10+ */
background: -ms-linear-gradient(top,  rgba(207,231,250,1) 0%,rgba(99,147,193,1) 100%); /* IE10+ */
background: linear-gradient(to bottom,  rgba(207,231,250,1) 0%,rgba(99,147,193,1) 100%); /* W3C */
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#cfe7fa', endColorstr='#6393c1',GradientType=0 ); /* IE6-9 */


}

#content_area{
	margin:0px auto;
    width: 95%; 
}

#article_content  {
	display: block;
	border-radius: 20px;
    margin-left: auto;
    margin-right: auto;
	background-color: #E9E9E9;
	font-family: helvetica;
	width:600px;
	padding: 20px;

}

h1 {
	background-color: #E9E9E9;
	text-align: center;
	font-size: 65px;
	font-family: "Ubuntu";
	width:400px;
	height:155px;
	margin:0px auto;
	padding: 20px;
	border: 5px solid #757474;
}

h2 {
	font-size: 40px;
	font-family: "Ubuntu";
	color:#4A567F;
	text-align: center;
}

#sidebar h2 {
	text-align: left
}

h3 {
	font-size: 30px;
	font-family: "Ubuntu";
	color:#4A567F;
	text-align: center;

}

h4 {
	font-size: 25px;
	font-family: "Ubuntu";
	color:#4A567F;
	text-align: center;
}

#sidebar{
	float:left;
    width:150px;
    padding: 10px;
    background-color: #E9E9E9;
}



span.answer {
	color:#4A567F;
	font-weight: bold;

}

img {
   width:500px;
   padding:10px;
   display: block;
    margin-left: auto;
    margin-right: auto;
   border: 5px solid #757474;
}