body {
  background: #CCC;
  font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
}

.container {
    margin: auto;
    padding-left: 15px;
    padding-right: 15px;
    max-width: 700px;
}

.box, .comment {
  background:#FFF;
  margin:40px auto;
  padding: 1em;
  -webkit-box-shadow: 0 10px 6px -6px #777;
     -moz-box-shadow: 0 10px 6px -6px #777;
          box-shadow: 0 10px 6px -6px #777;
}