* {
  margin: 0;
  padding: 0;
  margin: auto 0;
  font-size: 16px;
  text-decoration: none;
  list-style: none;
  color: black;
}

#top {
  width: 100%;
  height: 30px;
  background-color: black;
}

#con {
  display: inline-block;
  background-color: #fff;
  margin-left: 10px;
  margin-top: 10px;
  margin-bottom: 10px;

  height: 50px;
  width: 150px;
  background-color: #fff;

  border-radius: 5px;
  border: 1px solid black;
}

#con>samp {
  display: block;
  text-align: center;
  position: relative;
  top: 50%;
  transform: translateY(-50%);

  font-weight: bold;
}