/* Global Styles */
* {
  padding: 0;
  margin: 0;
}

:root {
  --Main-Background: #222222;
  --Main-Color: #ffffff;
}

body {
  background-color: var(--Main-Background);
  color: var(--Main-Color);
  font-family: Arial, sans-serif;
  padding: 3vh 4vw;
}

/* Main Styles */
.header {
  display: block;
  font-family: sans-serif;
}

#title {
  display: block;
  text-align: center;
  font-size: 1.5em;
  font-family: Arial;
}

#sub {
  display: block;
  text-align: center;
  color: #eee;
  font-size: 0.6em;
  margin: 1vh 0;
  font-style: italic;
  margin-bottom: 5vh;
}

#subTitle {
  display: block;
  font-size: 1em;
  margin: 1vh 0;
}

#info {
  display: block;
  font-size: 0.8em;
}

#math {
  display: block;
  background-color: #333;
  height: 1em;
  padding: 1px 5px;
  border: 2px solid #444;
  margin: 0.8em 0;
  text-align: center;
  overflow: hidden; /* Edit for Codepen. */
  /* overflow-x: scroll; - Disabled for Codepen. */
}

#canvas {
  display: block;
  border: 3px solid #eee;
  background-color: var(--Main-Color);
  margin: auto;
  margin-top: 3vh !important;
  margin-bottom: 3vh !important;
}

.container table {
  padding: 3px;
  width: 100%;
  overflow: hidden;
}

.container table *,
.container table {
  border: 1px solid #aaa;
  text-align: center;
  height: 35px;
}

.container td {
  font-family: monospace;
  font-size: 1.2em;
}

#pi {
  padding-left: 1%;
  text-align: left;
}

.controls {
  display: flex;
  width: 100%;
  height: 25px;
  margin: 20px 0;
  flex-wrap: nowrap;
  justify-content: space-around;
}

.controls button {
  display: inline-block;
  width: 100px;
  padding: 0.2em 0.8em;
  background-color: inherit;
  border: 1px solid var(--Main-Color);
  color: var(--Main-Color);
  font-size: 0.8em;
  outline: none;
}

.controls button:hover {
  display: inline-block;
  font-style: italic;
  text-decoration: underline;
}

.controls button:active {
  display: inline-block;
  background-color: var(--Main-Color);
  color: var(--Main-Background);
}

.footer {
  display: block;
  margin-top: 8vh;
  font-family: sans-serif;
}

#footer {
  display: block;
  text-align: center;
  font-size: 0.8em;
}

#article {
  padding:10% 10% 0;
}

a {
  color:yellow;
}