* {
  margin: 0;
  padding: 0;
}
body {
  height: 100vh;
}
.sign-up-box {
  width: 50%;
  margin: auto;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
}

form {
  margin: 10%;
  margin-top: 5%;
}

.sign-up-element {
  margin-top: 15%;
  border-radius: 30px;
  padding-top: 2rem;
  padding-bottom: 2rem;
}

#sign-up-button {
  margin-top: 1rem;
}

.log-in-link {
  margin-left: 2rem;
}