main.single_post h6{font-size:18px;letter-spacing:0;line-height:31.5px}main.single_post h5{font-size:20px;letter-spacing:0;line-height:30px}main.single_post h4{font-size:25px;letter-spacing:0;line-height:30px}main.single_post h3{font-size:30px;letter-spacing:0;line-height:40px}main.single_post .container{max-width:758px}main.single_post h2{font-size:42px;line-height:48px}