body {
  font-family: 'helvetica neue';
  font-size: 24px;
  font-weight: 200;
  background-color: #eee;
}

section {
  display: flex;
  flex-wrap: wrap;
  margin: 1em;
  justify-content: center;
}

.explanation {
  display: flex;
  flex-direction: column;
  align-items: center;
}

a:link {
  color: #0cfb6c;
  text-decoration: none;
  font-weight: bolder;
}

a:visited {
  color: #09c153;
}

.cell circle {
  fill: #0cbb5c;
}

.frame {
  fill: none;
  stroke-width: 1;
  stroke: #888;
}

#logs-container {
  width: 500px;
  height: 500px;
  overflow-y: scroll;
  margin-left: 1em;
  padding-left: 1em;
}

h1 {
  font-weight: 200;
  font-size: 3em;  
}

h2 {
  font-weight: 200;
  font-size: 1.8em;
  text-transform: uppercase;
}

#logs-container h2 {
  margin-top: 0;
}

#logs-container ul {
  list-style-type: none;
  padding-left: 0;
}

.log {
  border: 1px solid #333;
  padding: 1em;
  border-radius: 1em;
  margin-bottom: 1em;  
}

button {
  margin-top: 1em;
  margin-left: 0.25em;
  margin-right: 0.25em;
  line-height: 1.5em;
  padding-top: 11px;
  padding-bottom: 11px;
  padding-left: 32px;
  padding-right: 32px;
  border-radius: 1.5em;
  text-transform: uppercase;
  text-align: center;
  vertical-align: middle;
  font-family: 'Helvetica Neue', Helvetica, Arial, 'Yu Gothic UI', sans-serif;
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.1em;
  border: 1px solid #333;
  cursor: pointer;
}

.instigator .frame {
  fill: hsla(60, 70%, 70%, 0.3);
}

.frame.source {
  stroke: blue;
  stroke-width: 4;
}

.frame.target {
  stroke: red;
  stroke-width: 4;
}

dd {
  margin: 0.5em;
}

pre {
  font-size: 0.6em;
}