header { background: #050505; color: rgb(255, 255, 255); padding: 10px; text-align: center; }

    section { max-width: 800px; margin: 20px auto; padding: 20px; background: rgb(255, 255, 255); border-radius: 5px; }
.card {
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
  max-width: 300px;
  margin: auto;
  text-align: center;

  
}

.title {
  color: grey;
  font-size: 18px;
}

button {
  border: none;
  outline: 0;
  display: inline-block;
  padding: 8px;
  color: white;
  background-color: #000;
  text-align: center;
  cursor: pointer;
  width: 100%;
  font-size: 18px;
}

a {
  text-decoration: none;
  font-size: 22px;
  color: black;
}

button:hover, a:hover {
  opacity: 0.7;
}

body {
display: block;
  min-height: 100vh;
  justify-content: center;
  align-items: center;
  margin: 0;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  margin: 0;
}

header {
  width: 100%;
}

.card {
  margin: auto;
}

nav { #0c0c0c; text-align: center; padding: 10px; }
    nav a { font-size: 20px; font-family: "roboto serif" rgb(255, 255, 255); margin: 0 15px; text-decoration: none; font-weight: bold; }
    nav a {
  color: rgb(255, 255, 255);
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
  position: relative; /* Add this for the animation */
  transition: color 0.2s ease;
}

nav a::after {
  content: "";
  display: block;
  height: 2px;
  width: 0;
  background: #2078ff;
  transition: width 0.3s;
  position: absolute;
  bottom: -4px;
  left: 0;
}

nav a:hover::after {
  width: 100%;
}