#bbs_contents body ,#primaryContent
.comment_section,#Content { background: linear-gradient(90deg, #eee4bc , #ebd687, #eee4bc); } 
#bbs_contents body ,#primaryContent
.cont_comment,#Content {position:relative; width: 550px; left: 0px; }
body ,#primaryContent
.cont_comment,#Content { font-weight:bold; color:#000000; }