app.css

* {
  font-family: 'Open Sans', sans-serif;
}
body {
  margin: 0;
  background: rgb(69,72,77); /* Old browsers */
  background: linear-gradient(135deg, rgba(69,72,77,1) 0%,rgba(0,0,0,1) 100%); /* W3C */
  background-repeat: no-repeat;
  background-attachment: fixed;
  height: 100%;
  width: 100%;
}
h1 {
  color: white;
  padding: 0.5em 1em 1.5em;
  margin: 0;
  font-size: 3em;
  background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0));
}
h2 {
  margin-top: 0;
}
a {
  color: white;
}
p > a {
  background: linear-gradient(#24b, #28b);
  border-radius: 3px;
  padding: 2px 4px;
}
#header {
  width: 400px;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  background: url(steve-cartoon.png) no-repeat;
  background-position-x: 58%;
  background-position-y: 44%;
}
@media (max-width: 767px) {
  #header {
    bottom: auto;
    right: 0;
    width: 100%;
    height: 200px;
  }
}
#content {
  position: absolute;
  left: 0;
  right: 0;
  margin-left: 400px;
}
@media (max-width: 767px) {
  #content {
    margin-left: auto;
    margin-top: 200px;
  }
}
.info-box {
  position: relative;
  width: 42%;
  padding: 2%;
  float: left;
  box-shadow: 0 0 10px lightblue;
  margin: 2%;
  background-color: #eee;
}
@media (max-width: 767px) {
  .info-box {
    margin: 4%;
    width: 88%;
  }
}
.info-box ul {
  list-style: none;
  padding-left: 0;
}
.info-box li {
  display: inline-block;
  padding: 1em;
  margin: 0.5em;
  background: linear-gradient(#24b, #28b);
  border-radius: 3px;
  box-shadow: 0 0 8px #666;
}