html {
  text-rendering: optimizeLegibility;
  padding: 0 50px 50px;
  font-family: "Helvetica Neue", sans-serif;
  font-weight: 300;
}

textarea {
  font-family: monospace;
  display: block;
  width: 100%;
  height: 200px;
  margin: 1em auto;
}

table {
  line-height: 1.1;
  border-bottom: 1px solid #888;
  margin: 1em auto 2em;
}
table tr {
  border-top: 1px solid #888;
}
table td, table th {
  font-weight: normal;
  padding: 0.5em 1em;
  text-align: left;
}
table td:first-child, table th:first-child {
  text-align: left;
}

#convert {
  padding: 0.5em 1em;
  border-radius: 0.4em;
}


.article {
  padding: 15%  20% 0 0;
}