/* * {box-sizing: border-box;} */

html, body {
  height: 100%;
  background-color: black;
}

body {
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.a {
  color: #fff;
  font-size: 20px;
  font-family: 'helvetica', sans-serif;
  position: fixed;

}