body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  background: #fafafa;
  color: #333;
   font-size:18px;
}
header {
  background: #b32d2e;
  color: #fff;
  padding: 20px;
  text-align: center;
}
header .btn {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 20px;
  background: #fff;
  color: #b32d2e;
  text-decoration: none;
  border-radius: 5px;
  font-size:36px;
}



section {
  padding: 20px;
  max-width: 900px;
  margin: auto;
}
h2 {
  color: #b32d2e;
}

h3 {
  color: #b32d2e;
}

h4 {
  color: #b32d2e;
}


footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 10px 10px 40px 10px;;
}
form input, form button {
  padding: 10px;
  margin: 5px;
}
form button {
  background: #b32d2e;
  color: #fff;
  border: none;
  cursor: pointer;
}