html {
  font-size: 20px;
  font-family: Arial, sans-serif;
  background-color: #fffd72; 
}


h1 {
  font-size: 70px;
  text-align: center;
}
p {
  opacity: 1;
  font-size: 24px;
  line-height: 2;
  letter-spacing: 1px;
  text-align: center;
}

p.italic {
  font-style: oblique;
}

a {
 text-decoration: wavy underline; 
}

li {
  opacity: 1;
  font-size: 16px;
  line-height: 2;
  letter-spacing: 1px;
}

mark {
  background-color: #fffd72;
  opacity: 1;
  padding: 9px;
}

body {
  border-radius: 10px;
  width: 600px;
  margin: 0 auto;
  background-color: #bfffbc;   
  padding: 30px 60px 60px 60px;
}

h1 {
  margin: 0;
  padding: 20px 0;
  color: #fffd72;
  text-shadow: 5px 3px 1px black;
}

h2 {
  font-size: 50px;
  text-align: center;
  margin: 0;
  padding: 20px 0;
  color: #fffd72;
  text-shadow: 2px 2px 2px #bfffbc;
}

img {
  display: block;
  margin: 0 auto;
  padding: 30px;
}

.text {
  padding: 5px 20px 20px 20px;
  border-radius: 10px;
  background-color: #bfffbc;
  /* opacity: 0.9; */
  /* border-style: dotted none dashed none;
  border-width: 8px; */
  border-color:#ffffff;
}

.buttons {
  opacity: 1;
  margin: auto;
  text-align: center;
}

.button {
  opacity: 1;
  background-color: #fffd72; 
  border: none;
  color: white;
  padding: 5px;
  text-align: center;
  display: inline-block;
  font-size: 26px;
  width: 150px;
}

.button:hover {
  background-color: #ffffff;
  border-radius: 10px;
}