style.css

P,FOOTER,tr {text-align: center;}
table { margin: auto; }
tr.left{text-align:left}
.button {
  display: inline-block;
  border-radius: 10px;
  background-color:aqua;
  border: none;
  color: #000080;
  text-align: center;
  font-size: 20px;
  padding: 5px;
  width: 200px;
  transition: all 0.5s;
  cursor: pointer;
  margin: 5px;
}
#button span {
  cursor: pointer;
  display: inline-block;
  position: relative;
  transition: 0.5s;
}
#button span:after {
  content: '»';
  position: absolute;
  opacity: 0;
  top: 0;
  right: -20px;
  transition: 0.5s;
}
#button:hover span {
  padding-right: 25px;
}
#button:hover span:after {
  opacity: 1;
  right: 0;
}
img#logo{
-webkit-filter: drop-shadow(10px 10px 10px red);
       filter: drop-shadow(8px 8px 10px red);
}
* {
    max-width: 100%;
    height: auto;
	font-family: 'Roboto', sans-serif;
}