.icon::before {
  display: inline-block;
  font-style: normal;
  font-variant: normal;
  text-rendering: auto;
  -webkit-font-smoothing: antialiased;
}

.correct::before {
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  content: "\f058";
  color: #4AC948;
  font-size: 2em;
}

.wrong::before {
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  content: "\f057";
  color: #CC1100;
  font-size: 2em;
}