body, h1, h2, h3, h4, canvas, a, p,
article, section, main {
  margin: 0;
  padding: 0;
  border: none;
  color: inherit;
  font: inherit;

  /*background: transparent;*/
  text-decoration: none;

  letter-spacing: inherit;

  display: block;

}

body {
  display: block;
  width: 780px;
  margin: 0 auto;
  background: #141414;
  color: #888;
  font-family: 'Space Mono', monospace;
  letter-spacing: 0.1em;
}

header {
  display: flex;
}

#ratterCanvas {
  display: block;
  margin: 0 auto;
  background-color: #141414;
  border: 1px solid #222;
}

#by-line {
  font-size: 24px;
  display: inline-block;
  padding: 10px 0;
}

#menu-icon {
  width: 12px;
  height: 12px;
  box-sizing: border-box;
  display: inline-block;
  border-top: 10px solid #888;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
}

#by-line:hover > #menu-icon, #menu-icon:hover{
  border-top: 10px solid #ddd;
}

nav{
  display: none;
}

#by-line:hover {
  color: #ddd;
  cursor: pointer;
}

#by-line:hover + nav, nav:hover {
  background-color: #ccc;
  color: #141414;
  display: block;
  position: absolute;
  top: 52px;
  cursor: pointer;
}

nav > a {
  padding: 10px 20px;

}

nav > a:hover {
  background-color: #eee;
  color: #141414;
  display: block;
}

#instructions-header {
  display: flex;
  font-size: 23px;
  position: relative;
  font-size: 28px;
  font-weight: bold;
  margin-left: auto;
  margin: 5px 0 10px auto;
}

#instructions {
  display: none;
  text-align: right;
  list-style: none;
  background: #ddd;
  color: #333;
  padding: 10px 20px 30px 20px;
  position: absolute;
  top: 38px;
  margin-left: 345px;
  float: left;
}

#instructions-header:hover {
  cursor: pointer;
}

#instructions-header:hover + #instructions, #instructions:hover {
  display: block;
}