.post_heading h2{border-bottom:1px solid #1fa9d6;margin-top:80px;padding-bottom:10px;position:relative}.post_heading h2,.post_heading h3{margin-bottom:20px}.post_heading h4{margin-bottom:15px}@media only screen and (max-width:680px){.post_heading h2{margin-bottom:20px;margin-top:60px}.post_heading h3{margin-bottom:15px}.post_heading h4{margin-bottom:10px}}.not_top_margin>h2,.not_top_margin>h3,.not_top_margin>h4{margin-top:0;padding-top:0}