body {
  font-family: sans-serif;
}

#title-image {
  margin-left: auto;
  margin-right: auto;
  display: block;
}

.banner {
  position: relative;
  width: 1000px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 40px;
  overflow: hidden;
}

.banner img {
  float: left;
}

.banner-tab {
  float: left;
  text-align: center;
  display: block;
  width: 200px;
}

.banner-tab label {
  display: inline-block;  /* Needed to adjust margin */
  height: 20px;
  padding: 9px;
  text-align: center;
  /*
     We want the bottom of the tab at the bottom of the banner.
     125px (banner height because of logo) -
     20px (label height) -
     20px (label padding) =
     85px
  */
  margin-top: 85px;
  cursor: pointer;
  -webkit-border-radius: 10px;
  -webkit-transition: all 0.2s linear;
}

.banner-tab label:hover {
  font-weight: bold;
}

.banner-tab [type=radio] {
  display: none;
}

.banner-tab [type=radio]:checked ~ label {
  border-bottom: 2px solid #777;
  font-weight: bold;
}

.banner-tab [type=radio]:checked ~ #main-content {
  display: none;
}

#main-content-container {
  position: relative;
  border-width: 0px 12px 0px 12px;
  border-radius: 40px 40px 60px 60px;
  -webkit-border-radius: 40px 40px 60px 60px;
  border-style: double;
  border-color: #777;
  margin-left: auto;
  margin-right: auto;
  padding-left: 40px;
  padding-right: 40px;
  padding-bottom: 10px;
  padding-top: 10px;
  max-width: 750px;
  margin-top: 60px;
  -webkit-transition: all 0.8s ease-in-out;
}

.main-content {
  display: none;
}

.main-content p {
  text-align: justify;
}

h3 {
  text-align: center;
  color: #333;
}

h4 {
  text-align: center;
  font-size: 0.9em;
  font-style: italic;
}

#copyright {
  text-align: center;
  margin-top: 30px;
  font-size: 0.6em;
}