.sub_left							{width:180px; float:left;}
.sub_right						{width:980px; float:right; position:relative; }

.sub_title_navi							{}
.sub_tab											{margin-bottom:30px;}
.sub_tab_content								{width:100%; float:none;}
.content_title									{margin-bottom:15px; padding:15px 0; border-bottom:1px solid #dfdfdf;}
.content_title:after						{clear:both; content:''; width:100%; display:block;}
.content_title .title_subject		{float:left; width:50%; font-size:18px; font-weight:700;}
.content_title .title_navi			{float:right; width:50%; text-align:right;}

.content_desc										{min-height:500px; padding-bottom:50px;}