.back_blue{background-color:#2a61ac;font-size:2.2em;padding-top:1em;padding-bottom:2em;height:2em;color:#fff;font-weight:500;text-align:center}.description_box{width:69%;margin:50px auto;line-height:1.8em}.description_box a{text-decoration:underline;color:#2a61ac}.back_blue .dir_ttl span{font-size:.5em;float:right;margin-right:50px}@media screen and (max-width:768px){.description_box{margin:20px auto;width:100%}.back_blue{font-size:1.5em}}@media screen and (max-width:517px){.back_blue{padding-bottom:3.5em}.back_blue .dir_ttl span{margin-right:30px;margin-top:5px}}