h1 {text-align: center; color: red;}
h2 {text-align: center; color: yellow;}
h3 {text-align: center; color: rgba(0, 128, 0, 0.3); font-size:20px;}
p {text-align: center; color: red;}
body {
 background-color: rgba(0, 128, 0, 0.3);
 }
.button {
  background-color: #4CAF50; /* Green */
  border: none;
  color: white;
  padding: 16px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  margin: 4px 2px;
  transition-duration: 0.4s;
  cursor: pointer;
  margin-left: 50%;
  transform: translateX(-50%);
} 
 .button1:hover {
  /*background-color: #4CAF50;*/
  background-color: green;
  color: white;
}

.button2 {
  background-color: white; 
  color: black; 
  border: 2px solid #008CBA;
}