/** PUP XXXIII Sidmar Project 2020 **/
body {
  background-color: #00181c;
}
h1 {
  font-family: verdana, sans-serif;
  font-weight: bold;
  text-align: center;
  position: relative;
  color:  #333;
  top: -10px;
}
a {
  text-decoration: none;
}
div.button {
  background-color: #ffffff;
  color: #2c3e50;
  border: none;
  border-radius: 30px;
  width: 380px;
  height: 60px;
  position: fixed;
  left: -335px;
  opacity: 0.8;
  transition: .7s ease;
}
#butn1 {
  top: 10px;
}
#butn2 {
  top: 90px;
}
#butn3 {
  top: 170px;
}
#butn4 {
  top: 250px;
}
div.button:hover {
  background-color: #ffffff;
  position: fixed;
  left: -50px;
  width: 380px;
  border-radius: 0px;
  box-shadow: 0px 5px 0px #333;
}
div.button:active {
  background-color: #009fb9;
  transition: 0s;
  color: #ecf0f1;
}