main.css

* {
  margin-top: 0;
  margin-bottom: 0;
  padding-top: 0;
  padding-bottom: 0;
  max-width: 100%;
  overflow: auto;
}
body {
  background-color: rgb(81, 81, 81);
  color: #fff;
}
@media screen and (min-width: 900px) {
  #container {
    margin: 0 auto;
    width: 75%;
  }
}
#content {
  background-color: #333;
  padding: 0.5rem;
  border-radius: 0.3rem;
}
#content > h1 {
  margin: 0 auto;
  width: max-content;
}
footer,
header {
  margin: 0 auto;
  padding: 0.5rem;
  width: max-content;
}

h1 > a {
  color: #fff;
}
h1 > a:hover {
  text-decoration: none;
}

a {
  color: rgb(12, 142, 242);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
a:active {
  border: 0.1rem solid rgba(217, 149, 24);
}
p {
  width: max-content;
}
img {
  border-radius: 0.3rem;
}
pre {
  margin: 0.3rem;
  padding: 0.3rem;
  background: #000;
  border-radius: 0.3rem;
}
blockquote {
  margin-left: 1.5rem;
  background-color: rgb(33, 32, 32);
  padding: 0.3rem;
  border-left: 0.2rem solid rgb(12, 142, 242);
  border-radius: 0.3rem;
}