@font-face {
  font-family: 'Bebas Neue';
  src: url('../fonts/bebas/BebasNeue-webfont.woff') format('woff'), /* Chrome 6+, Firefox 3.6+, IE 9+, Safari 5.1+ */
       url('../fonts/bebas/BebasNeue-webfont.ttf') format('truetype'); /* Chrome 4+, Firefox 3.5, Opera 10+, Safari 3—5 */
}

.disable-select {
  -webkit-user-select: none;  
  -moz-user-select: none;    
  -ms-user-select: none;      
  user-select: none;
  cursor: default;
}

html, body {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 16px;
  color: black;
  width: 100%;
  padding: 0;
  margin: 0;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  padding: 0;
}

p {
  font-size: 1em;
}

a {
  text-decoration: underline;
}

.navbar {
  background-color: rgba(0, 0, 0, 1);
}

.navbar-default .navbar-brand,
.navbar-default .navbar-nav>li>a {
  color: white;
  font-size: 1.2em;
  text-decoration: none;
}

.navbar-default .navbar-nav>.active>a,
.navbar-default .navbar-nav>.active>a:hover,
.navbar-default .navbar-brand:hover,
.navbar-default .navbar-nav>li>a:hover,
.navbar-default .navbar-nav>.active>a:focus {
  color: rgba(0, 137, 207, 1);
  text-decoration: none;
}

#intro {  
  height: 100vh;
  width: 100%;
  background-color: black;
  overflow: hidden;
  color: white;
  margin-top: 51px;
}

#arrow {
  display: inline-block;
  width: 100%;
  text-align: center;
  position: absolute;
  bottom: 20px;
}

.problem-list-arrow {
  display: inline-block;
  width: 50px;
  text-align: center;
  position: absolute;
  cursor: pointer;
}

.problem-list-arrow.left {
  left: 0;
}

.problem-list-arrow.right {
  right: 0;
}

#logo {
  float: left;
  margin: 0 25%;
  margin-top: 30vh;
  width: 50%;
  text-align: center;
  overflow: hidden;
  padding: 30px 15px;
}

#logo img {
  width: 100%;
}

#logo .large-word, #logo .small-words {
  float: left;
}

#logo .small-words {
  margin: 0 1%;
  position: relative;
  top: 50%;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
}

#logo .small-word {
  width: 100%;
}

#logo h1 {
  font-size: 10em;
}

#logo h2 {
  font-size: 2.5em;
}

#contact {
  width: 60%;
  margin: 10% 20%;
  margin-top: 10%;
  font-family: Lato;
  line-height: 1.5;
}

.blue-words {
  color: rgba(0, 137, 207, 1);
  font-weight: bold;
}

#problem-list-wrapper {
  float: right;
  position: relative;
  width: 40%;
}


#problem-list {
  display: inline-block;
  position: absolute;
  left: 50px;
  right: 50px;
  height: 50px;
  overflow: hidden;
}

#problem-list ul {
  display: inline-block;
  position: absolute;
  left: 0;
  width: 40%;
}

#problem-list ul li {
  display: inline-block;
  background-color: rgba(0, 137, 207, 0.5);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  margin: 10px;
  text-align: center;
  cursor: pointer;
  cursor: hand;
  display: inline-block;
  color: white;
  font-size: 1.3em;
  margin-top: 10px;
}

#problem-list ul li:hover, #problem-list li.active {
  background-color: rgba(0, 137, 207, 1);
  box-shadow: 0px 0 5px rgba(0, 137, 207, 1);
}

.problem-area {
  text-align: center;
  margin: 10% 0;
}

.problem-area img {
  width: 60%;
}

.problem-credits {
  display: inline-block;
  width: 60%;
  margin-top: 10px;
}

.problem-credits p {
  text-align: left;
  margin: 0;
}

#license {
  margin: 5% 0;
}

@media(max-width: 700px) {
  #logo {
    width: 80%;
    margin: 0 10%;
    margin-top: 30vh;
  }
  #problem-list-wrapper {
    width: 100%;
  }
  #problem-list {
    position: relative;
    left: 0;
    right: 0;
    width: 100%;
    overflow: visible;
    float: left;
  }
  #problem-list ul {
    width: 100%;
    float: left;
  }
  .problem-list-arrow {
    display: none;
  }
}