app.css

* {
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}

html, body {
  height: 100%;
  background: #fff;
}

body {
  font: 14px/24px "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 2;
  padding: 0;
  margin: 0;
  color: #222;
}

.logo {
  font-family: Copperplate, Copperplate Gothic Light, sans-serif;
  font-weight: lighter;
  text-align: center;
  margin: 100px 0;
}

.logo hr {
  width: 134px;
  border: none;
  border-bottom: 2px dotted #000;
}

.logo .top {
  margin-bottom: 7px;
}

.logo .bottom {
  margin-bottom: 8px;
}

.logo h1, .logo h3 {
  display: block;
  font-weight: 100;
  margin: 0;
  margin-top: 0;
}

.logo h1 {
  font-size: 200px;
  line-height: 100px;
  margin-bottom: 40px;
  margin-top: 7px;
}

.logo h3 {
  font-size: 16px;
  font-weight: normal;
}

.logo .small {
  margin-top: -8px;
}

h1 {
  display: none;
}

h3 {
  font-size: 1.8em;
  margin-top: 80px;
}

a {
  color: purple;
}

#wrap {
  border-top: 1px solid #eee;
}

#wrap-inner {
  max-width: 900px;
  margin: 50px auto;
  padding: 0 20px;
}

.hero {
  display: block;
  background-color: #fff;
}

.hero .hero-inner {
  text-align: center;
  position: absolute;
  display: block;
  top: 50%;
  margin-top: -205px;
  left: 50%;
  margin-left:-307px;
}

pre, code {
  padding: 5px 10px;
  margin-bottom: 20px;
  overflow: auto;
  font-family: courier;
  background: ghostwhite;
  border: 1px solid #ddd;
}

code {
  padding: 2px 5px;
}

pre code {
  padding: 0;
  margin-bottom: 0;
  border: 0;
}

pre:before,
pre:after {
  content: '';
  display: none;
  width: 100%;
  position: absolute;
  left: 0;

}

pre:before {
  border-top: 1px solid hsla( 0, 0%, 100%, 1 );
  top: 0;
}

pre:after {
  border-top: 1px solid hsla( 0, 0%, 0%, 0.05 );
  bottom: 0px;
}

.footer {
  display: block;
  text-align: center;
  font-size: 12px;
  border-top: 1px solid ghostwhite;
  padding: 50px 0;
}

.btn {
  font: 14px/24px "Helvetica Neue", Helvetica, Arial, sans-serif;
  display: inline-block;
  margin-top: 10px;
  padding: 0 34px;
  margin-bottom: 20px;
  font-size: 15px;
  font-weight: bold;
  line-height: 46px;
  color: white;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
  background: #000;
  -webkit-border-radius: 3px;
  -moz-border-radius: 3px;
  border-radius: 3px;
  -webkit-transition: background-color 0.3s ease-in-out;
  -moz-transition: background-color 0.3s ease-in-out;
  transition: background-color 0.3s ease-in-out;
}
.btn:hover {
  background: purple;
}

/* #Media Queries
================================================== */

/* Mobile Landscape Size to Tablet Portrait (devices and browsers) */

@media only screen and  (max-width: 767px) {
  .hero {
    position: relative;
    height: auto;
    min-height: auto;
    min-height: 0;
  }
  .hero .logo {
    margin-top: 50px;
    margin-bottom: 50px;
  }
  .hero .logo h1{
    font-size: 135px;
    line-height: 70px;
    margin-bottom: 20px;
    margin-top: 0px;
  }
}

@media only screen and (max-width: 479px) {
  .hero .logo h1{
    font-size: 98px;
    font-weight: normal;
    margin-bottom: 24px;
    margin-top: 10px;
    line-height: 44px;
  }
}