html, body {
  height: 100%;
  margin: 0;
  width: 100%;
}

body {
  padding-top: 50px;
}

nav.navbar.navbar-inverse.navbar-fixed-top {
  border-bottom: 4px solid #c0392b;
}

header {
  background-color: #2c3e50;
  min-height: 100%;
  padding-top: 12px;
}

section {
  min-height: 100%;
  padding-top: 24px;
}

header .jumbotron h1 {
  color: #2c3e50;
  font-family: 'Poiret One', cursive;
  text-decoration: none;
  font-size: 64px;
  font-weight: bolder;
  text-align: center;
}

header .jumbotron .subtitle {
  font-weight: lighter;
}

#bio .avatar {
  background-image: url("../img/mark beer.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  border-radius: 50%;
  height: 200px;
  width: 200px;
}

#issues .col-ex-12{
  padding-left: 30px;
  padding-right: 30px;
}

footer p{
  text-align: center;
}
footer ul{
  padding-left: 0;
  text-align: center;
}

footer ul li {
  list-style-type: none;
  text-align: center;
  padding-right: 40px;
}

@media (min-width: 768px){
  nav.navbar.navbar-inverse.navbar-fixed-top{
    border-bottom-color: #2980b9;
  }
  .navbar-inverse .navbar-nav>li>a {
    color: #1abc9c;
    transition: all 20ms ease-in-out;
  }
  .navbar-inverse .navbar-nav>li>a {
    color: #8e44ad;
  }
  .navbar-inverse .navbar-nav>li>a:hover {
    color: #e74c3c;
  }
}

  header {
    background-color: #bdc3c7;
  }

  section {
    padding-top: 48px;
  }

  header {
    padding-top: 24px;
  }

  header .jumbotron {
    padding-top: 72px;
  }

  header .jumbotron h1 {
    color: #2c3e50;
    font-family: 'Poiret One', cursive;
    font-size: 96px;
    font-weight: bolder;
  }

  header .jumbotron .subtitle {
    font-weight: bold;
  }
  #bio .avatar {
    background-image: url("../img/markgun.jpg");
    border-radius: 0;
    height: 244px;
    width: 207px;
  }


  footer p{
    text-align: left;
  }
  footer ul{
    float: right;
  }
  footer ul li {
    float: left;
    padding-left: 12px;

  }