* {
  box-sizing: border-box;
  margin: 0;
  padding: 0
}

body {
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  background-color: #f7f7f7;
  font-family: 'Open Sans','Helvetica Neue', 'Helvetica', sans-serif;
  margin: 0 auto;
  position: relative
}

p {
  color: #37343B;
  font-size: 1.1rem;
  line-height: 1.45;
  margin-bottom: 1.5rem
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 2.5rem
}

h2 { font-size: 1.75rem; margin-bottom:.5rem
}

h2:not(:first-of-type) { margin-top: 2rem }

#content {
  background-color: #fff;
  margin: 1.5rem 1.5rem 100vh 18rem;
  padding: 3rem
}

.links {
  background-color: #fff;
  left: 1.5rem;
  position: fixed;
  padding: 2rem;
  text-align: center;
  top: 1.5rem;
  width: 15rem
}

.links ul {
  list-style: none;
  text-align: left
}

.links li {
  left: 50%;
  padding-left: 1.5rem;
  position: relative;
  -webkit-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  transform: translateX(-50%)
}

.links li::before {
  background-color: #dedede;
  border-radius: 50%;
  content: '';
height:.5rem;
  left: 0;
  position: absolute;
  top: 50%;
  -webkit-transform: translateY(-50%) scale(1);
  -ms-transform: translateY(-50%) scale(1);
  transform: translateY(-50%) scale(1);
width:.5rem
}

.links li:not(:last-of-type) { margin-bottom: 1rem }

.links a {
  color: #37343B;
  text-decoration: none
}

.links .active { font-weight: bold }

.links .active::before {
  background-color: #37343B;
  -webkit-transition: -webkit-transform 150ms;
  transition: -webkit-transform 150ms;
  transition: transform 150ms;
  transition: transform 150ms, -webkit-transform 150ms;
  -webkit-transform: scale(1.8) translateY(-50%);
  -ms-transform: scale(1.8) translateY(-50%);
  transform: scale(1.8) translateY(-50%);
  -webkit-transform-origin: 50% 0%;
  -ms-transform-origin: 50% 0%;
  transform-origin: 50% 0%
}