body {
  background-color: black;
}

html, body, h1, p {
  color:       red;
  font-family: monospace;
}

.center {
  display:         flex;
  justify-content: center;
  align-items:     center;
  position:        relative;
}

.txt {
  display:          block;
  margin:           0;
  border-radius:    12px;
  padding:          16px;
  border:           8px solid red;
  background-color: black;
  font-family:      monospace;
  color:            red;
  font-family:      monospace;
  font-size:        24px;
}