body {
  color: #101515;
  background: floralwhite;
  font-family: monospace;
}

@media (prefers-color-scheme: dark) {
 body {
   color: floralwhite;
   background: #101515;
 }
}

.logo {
  background: #6567ad;
  width: 50px;
  height: 50px;
  border-radius: 0%;
  transition: all .5s;
}

.logo:hover {
  border-radius: 10%;
}

.logo:active {
  background: darkslategray;
}