body {
  font-family: "Nunito Sans", sans-serif;
  font-size: 16px;
}

.contents {
  height: 100vh;
  background: url("logo.png") no-repeat center center;
  background-size: contain;
}

.logo {
  height: 100vh;
  display: flex;
  align-content: center;
  justify-content: center;
  flex-wrap: wrap;
  flex-direction: column;
  align-items: center;
}

.logo img {
  max-width: 600px;
  width: 100%;
}

.logo p,
.logo h3 {
  text-align: center;
  padding: 0 1.5rem;
}

.btn {
  background-color: #4caf50;
  border: none;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  margin: 4px 2px;
  cursor: pointer;
  border-radius: 999px;
  font-weight: bold;
}
.btn:hover {
  background-color: #45a049;
}
.btn:active {
  background-color: #3e8e41;
}