div.h_text{
	text-align:center;
	font-size:18px;
	font-weight:bold;
	padding:5px;
}
#code1{
	height:450px;
	font-size:14px;
}
.show-options {
	display:none;
}
.ui-resizable-s{height:10px;}
@media (max-width : 980px) {
	div.h_text{text-align:left;}
	#code1{height:400px;}
}

ul.nav_ul{
	margin:0px;
	padding:0px;
	list-style:none;
	overflow:hidden;
}
ul.nav_ul li{
	float:left;
	margin-right:3px;
}
ul.nav_ul li a{
	padding:5px 12px;
	display:block;
	color:#555;
	background-color:#FFF;
	border:1px solid #EEE;
	text-decoration:none;
	transition: all .3s ease;
	border-radius: 5px;
}
ul.nav_ul li a:hover{
	background-color:#4549A2;
}
@media (max-width : 768px) {
	div.header_nav{
		position:relative;
		top:0px;
		margin-bottom:5px;
	}
}
ul.ul_buttons li a{
	margin:5px 0px;
	color:#FFF;
	background-color:#5156be;
	border:1px solid #4549A2;
}