body {
  background-color: #3193e8;
  background-image:none;
  color:#43FFF8;
}
main p {
  font-size: 16px;
}
h1 {
  color:#4EFF32;
}
main {
  margin: auto;
}

main section {
  max-width: 75%;
  text-align:center;
  margin: auto;
}
#fixed {
  position: fixed;
  bottom:25%;
  right:15px;
  border:2px solid black;
  font-size:16px;
  background-color:#31E87F;
  color:#363DFF;
}

body {
  background-color: #3193e8;
  background-image:none;
  color:#43FFF8;
}
main p {
  font-size: 16px;
}
code {
  font-size:16px;
}
h1 {
  color:#4EFF32;
}
main {
  margin: auto;
}

main section {
  max-width: 75%;
  text-align:center;
  margin: auto;
}
#fixed {
  position: fixed;
  bottom:25%;
  right:15px;
  border:2px solid black;
  font-size:16px;
  background-color:#31E87F;
  color:#363DFF;
}

Add link to ruby post
Add link to ruby post
