styles.css

body {
  background-color: #1c2c4c;
  text-align: center;
  color: #f3f3ff;
  max-width: 480px;
  margin: auto;
}

a {
  color: #f3f3ff;
}

#remix-link {
  font-size: 18px;
}

h1 {
  font-family: sans-serif
}

p, label, output {
  font-size: 18px;
}

#save-image-link {
  margin:auto;
}

canvas { 
  display: block;
  height: auto; 
  width: auto; 
  max-width: 400px; 
  max-height: none;
  margin: auto;
  box-shadow: 0 0 8px 0px black;
}

form#customize-form {
  text-align: left;
  margin-bottom: 1em;
}

form#customize-form  fieldset {
  border-radius: 6px
}

form#customize-form input[type="submit"] {
  float: right;
  font-size: 24px;
}

.input-group {
  margin: 15px auto;
  width: 300px
}

.input-group .range-label {
  display: block;
}

.input-group .range-output {
  font-family: monospace;
  border: 1px solid white;
  border-radius: 5px;
  padding: 0.5em;
}

.input-group input[type="range"] {
  height: 10px;
  width: 200px;
}