h1 {
  color: black;
}

table {
  padding: 10px;
  margin: 10px;
  border-spacing: 2px;
  margin: 0 auto;
}

main {
  background: white;
  height: 100%;
  max-width: 700px;
  margin: 0 auto;
  padding: 1rem;
}

body {
  margin: 0;
  background-color: #eee;
}

img {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.width-100 {
  width: 100%;
}

@media screen and (min-width: 768px) {
  .column {
    width: 47%;
    display: inline-block;
    float: left;
    margin-left: 2%;
  }
}

.bottom {
  clear: both;
}