body {
  font-family: Roboto, sans-serif;
}

h1 {
  text-align: center;
  font-size: min(100px, 9vw);
  margin-top: 10px;
  margin-bottom: 10px;
}

h2 {
  font-weight: normal;
  margin-top: 10px;
  font-size: min(40px, 8vw);
  opacity: 40%;
}

h3 {
  width: 80%;
  margin: 0 auto;
  font-size: 40px;
  margin-bottom: 5px;
}

h4 {
  margin: 0 auto;
  width: 75%;
  font-size: large;

  border-bottom: 2px solid;
}

#private {
  background-color: hsl(0, 90%, 61%);
}

#public {
  background-color: hsl(120, 90%, 61%);
}

.card {
  background-color: white;
  margin: 0 auto;
  width: 90%;
  height: 200px;
  position: relative;

  border-radius: 5px;

  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  padding: 10px;
}

a {
  padding: 10px;
  width: 70%;

  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  color: black;
  background-color: green;
  text-decoration: none;

  position: absolute;
  bottom: 10px;
  margin: 0 auto;
  left: 50%;
  transform: translateX(-50%);
  transition: 0.3s;
}

a:hover {
  background-color: rgb(0, 200, 0);
}