.button {
/* Green */
  background-color: #70dc9f; 
  border: none;
  color: white;
  padding: 16px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  /* font-size: 1.2em; */
  margin: 4px 2px;
  transition-duration: 0.4s;
  cursor: pointer;
  width: 450px;
}

 @media screen and (max-width: 767px){
  font-size: 1.75em;
 }

.buttonsmall {
/* Green */
  background-color: #70dc9f; 
  border: none;
  color: white;
  /*padding: 16px 32px;*/
  text-align: center;
  vertical-align: middle;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  margin: 4px 2px;
  transition-duration: 0.4s;
  cursor: pointer;
  width: 150px;
  height: 150px;
}

a:link {
  text-decoration: none;
  color: black;
}
a:visited {
  text-decoration: none;
  color: brown;
}
a:hover {
  text-decoration: none;
  color: white;
}
a:active {
  text-decoration: none;
  color: white;
}

.button1:hover {
  background-color: #7777aa;
  color: white;
  border: 2px solid #7777aa;
}

.button1 {
  background-color: #63d193; 
  color: black;
  border: 2px solid #7777aa;
}