body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  background-color: #f9f9f9;
  color: #333;
}
.header{
    background: #5cb0f5;
    text-align: center;
    position: relative;
    width: 100%;
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}
.menu {
  background-color: #222;
  text-align: center;
  padding: 1rem 0;
}

.menu a {
  color: white;
  margin: 0 1rem;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.menu a:hover {
  color: #4a90e2;
}
.konten {
    display: flex;

}

aside {
    height: 300px;
    width: 25%;
    background: #000000;
    color: white;
    padding: 20px;
    margin: 20px;
}

section {
    width: 75%;
    background: #2c2c2c;
    color: white;
    padding: 20px;
    margin: 20px;
}
footer {
    background: #5cb0f5;
    color: white;
    text-align: center;
    padding: 15px ;
    position: relative;
    bottom: 0;
    width: 100%;
}