body {
  font-family: 'Source Sans Pro';
  background: #222;
  color: #f5f5f5;
  max-width: 780px;
  margin-right: auto;
  margin-left: auto;
}

p {
  margin-top: 5px;
  margin-bottom: 5px;
  font-size: 1em;
}

#screen {
  top: 0; right: 0; left: 0; bottom: 0;
}

.right { float: right;}

.message {
  background: #333;
  margin-top: .5em;
  padding: .5em;
  border-radius: 5px;
}

img {
  max-width: 100%;
}

img.small {
  vertical-align: top;  
  width: 25px;
  height: 25px;
  margin-right: .2em;
  border-radius: 3px;
}

a {
  color: cyan;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

pre {
  color: violet;
  width: 100%;
  display: block;
}

code {
  display: inline-block;
  vertical-align: bottom;
}

code, pre {
  overflow: auto;
  word-break: break-all;
  word-wrap: break-word;
  white-space: pre;
  white-space: -moz-pre-wrap;
  white-space: pre-wrap;
  white-space: pre\9;
}

textarea, input {
  background: #222;
  padding: .5em;
  color: #f5f5f5;
  border: none;
  border-radius: 5px;
}

textarea {
  width: 100%;
}


button {
  display: inline-block;
  padding: 2px 6px;
  margin: .2em .2em .2em 0em;
  font-size: 14px;
  line-height: 20px;
  color: #d5d5d5;
  text-align: center;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.75);
  vertical-align: middle;
  cursor: pointer;
  background-color: #222;
  border: 1px solid #222;
  border-radius: 4px;
}

button:hover,
button:focus,
button:active {
  color: white;
  background-color: black;
}

button.active {
  background-color: #111;
}