.arrow {
  top: 100%; }

.comments h3, .comments h4, section h1 {
  border-right: 1px solid #58606b;
  border-bottom: 1px solid #58606b; }

section section h1, h1.no_style {
  border: none; }

ul.tutorials li a:hover {
  text-decoration: underline; }

#wrapper {
  border-left: 1px solid #193258;
  border-right: 1px solid #193258; }

#content {
  background: #aec1df; }

nav a {
  background: #122c56; }

button, .button {
  border-bottom: 1px solid #232323;
  padding: none;
  height: 42px; }

.signup_box {
  background: #c2cedf; }