style.css

/*
Made by easrng on Github
DO NOT REDISTRUBUTE
*/

body,
html {
  margin: 0;
  padding: 0;
  width: 100%;
  max-height: 100%;
  font-family: system-ui, sans-serif;
}

header > img {
  filter: drop-shadow(0 2px 3px #000000b8);
  object-fit: scale-down;
  position: absolute;
  top: 0;
}

header {
  background: rgb(159, 159, 255);
  background: linear-gradient(
    90deg,
    rgba(159, 159, 255, 1) 0%,
    rgba(0, 212, 255, 1) 100%
  );
  background-size: 100vw;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 20rem;
  max-height: 80vh;
  color: #ffffff;
  text-shadow: 0 1px 2px #0000007a;
  box-shadow: 0 -20px 7px 20px #0e0327c7;
  position: relative;
}

header h1 {
  margin: 0;
  flex-grow: 1;
  display: flex;
  align-items: center;
}

header nav {
  width: 100%;
  background-color: #ffffff36;
  border: 1px solid #ffffff7a;
  border-style: solid none;
  position: absolute;
  bottom: 0;
  left: 0;
}

header nav ul {
  display: flex;
  margin: 0;
  justify-content: space-evenly;
  width: 100%;
  padding: 0;
}

nav ul li {
  display: inline-flex;
  max-width: 10rem;
  flex-grow: 1;
  border-radius: 5px;
  color: #fff;
  margin: 0.5rem;
  height: 2rem;
  text-align: center;
  align-items: center;
  justify-content: center;
}

nav ul li a {
  color: inherit;
  text-decoration: inherit;
  margin: 0;
  padding: 0;
  transform: translateY(-0.1em);
  width: 100%;
}

article {
  box-shadow: 0 1px 3px #0000009e;
  margin: 1rem;
  padding: 0.8rem;
  border-radius: 1rem;
}

article > * {
  margin: 0 0 0.5rem;
}

article > *:last-child {
  margin: 0 0 0;
}
footer {
  padding-top: 0.5vw;
  padding-bottom: 0.5vw;
  text-align: center;
  background-color: #333;
  color: #FFF;
}