#overview{width:80%;margin-top:50px}#office_img{width:80%;margin-top:80px}#google_iframe{text-align:center}@media screen and (max-width:450px){h1{font-size:30px}h2{font-size:28px}h3{font-size:26px}h4{font-size:24px}h5{font-size:22px}h6{font-size:20px}p{font-size:12px}}