#dot-nav {
  right: 10px;
  top: 50%;
  margin-top: -50px;
  height: 100px;
  z-index: 999;
  position: fixed;
}

#dot-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

#dot-nav li {
  position: relative;
  background-color: #bdc3c7;
  border: 3px solid #bdc3c7;
  border-radius: 15px 15px 15px 15px;
  cursor: pointer;
  padding: 5px;
  height: 10px;
  margin: 10px 10px 0px 0px;
  width: 10px;
  vertical-align: bottom;
}

#dot-nav li.active, #dot-nav li:hover {
  background-color: #8e44ad;
}

#dot-nav a {
  outline: 0;
  vertical-align: top;
  margin: 0px 0px 0px 25px;
  position: relative;
  top: -5px;
}

section {
  min-height: 50vh;
}