html, body {
  height: 100%;
  padding: 0;
  margin: 0;
}

#content {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.row {
  flex: 1;
  display: flex;
  flex-direction: row;
  /* border: black solid 3px; */
}

.col {
  flex: 1;
  border: black solid 5px;
}

.link {
  color: #fff;
  height: 100%;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

html, body {
  height: 100%;
  padding: 0;
  margin: 0;
}

#content {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.row {
  flex: 1;
  display: flex;
  flex-direction: row;
}

.col {
  flex: 1;
  border: black solid 5px;
  background: black;
}

.link {
  color: #fff;
  height: 100%;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

Fix white stripes being white
Fix white stripes being white
