html {
    background-color: darkslategrey;
}

.navbar {
    font-family: Monaco, monospace;
    font-size: 1rem;
    color: white;
    float: right;
    margin-right: 0.5rem;
}

body {
    font-family: Monaco, monospace;
    font-size: 4rem;
    color: white;
    text-align: center;
}

@media (max-width: 768px) {
    body {
        font-size: 2rem;
    }
}

#about {
    font-size: 1rem;
    text-align: left;
    margin-left: 1rem;
}

.centre {
    margin: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
}

a {
    color: white;
    font-style: normal;
    text-decoration: none;
    text-decoration: none;
    color: #fff;
    position: relative;
}

/* a:hover {
    text-decoration: underline;
    text-decoration-thickness: 0.1rem;
} */

a:after{
  content: '';
  position: absolute;
  width: 0; height: 0.16rem;
  display: block;
  margin-top: 1px;
  right: 0;
  background: #fff;
  transition: width .2s ease;
  -webkit-transition: width .2s ease;
}
 
a:hover:after{
  width: 100%;
  left: 0;
  background: #fff;
}