html {
  font-family: "source-sans-pro", "Helvetica Neue", Helvetica, Arial, sans-serif;
}
@media (min-width: 38em) {
  html {
    font-size: 19px;
  }
}

h1, h2, h3, h4, h5, h6 {
  font-family: "proxima-nova", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 600;
}

code,
pre {
  font-family: "source-code-pro", Menlo, Monaco, "Courier New", monospace;
}

code {
  font-size: 0.8rem;
}

pre {
  font-size: 0.75rem;
  background-color: white;
  border-left: .25rem solid #e5e5e5;
}

a:hover,
a:focus {
  text-decoration: none;
}

.masthead-title {
  height: 50px;
  line-height: 50px;
  vertical-align: middle;
}

.masthead-title img {
  display: inline;
  float: left;
  border-radius: 50%;
  margin-bottom: 0;
  margin-right: 1rem;
}

footer {
  margin-bottom: 2rem;
}

html {
  font-family: "source-sans-pro", "Helvetica Neue", Helvetica, Arial, sans-serif;
}
@media (min-width: 38em) {
  html {
    font-size: 19px;
  }
}

h1, h2, h3, h4, h5, h6 {
  font-family: "proxima-nova", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 600;
}

code,
pre {
  font-family: "source-code-pro", Menlo, Monaco, "Courier New", monospace;
}

code {
  font-size: 0.8rem;
}

pre {
  font-size: 0.75rem;
  background-color: white;
  border-left: .25rem solid #ddd;
}

a:hover,
a:focus {
  text-decoration: none;
}

.masthead-title {
  height: 50px;
  line-height: 50px;
  vertical-align: middle;
}

.masthead-title img {
  display: inline;
  float: left;
  border-radius: 50%;
  margin-bottom: 0;
  margin-right: 1rem;
}

footer {
  margin-bottom: 2rem;
}

Make left border of codeblocks a bit brighter
Make left border of codeblocks a bit brighter
