body {background-color:#eee;background-attachment:fixed;}.wrapper {background-color:#fff;font-size:1em;line-height:1.5em;margin:30px auto;width:650px;padding:20px 50px;}img, iframe {max-width:100%;}@media only screen and (max-width:750px) {.wrapper {width:90%;padding:10px 20px;}}.wrapper h1 {line-height:1.2em;}