body {
    font-family: Arial, sans-serif;
    margin: 0;
    background: linear-gradient(135deg, #e6f2ec, #cfe3d8);
    color: #333;
}

header {
    background: #4f7c65;
    color: white;
    text-align: center;
    padding: 25px 10px;
}

nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    background: #3b5d4c;
    padding: 12px;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 20px;
    background: rgba(255,255,255,0.1);
    transition: 0.3s;
    font-weight: bold;
}

nav a:hover {
    background: white;
    color: #3b5d4c;
}

nav a.active {
    background: white;
    color: #3b5d4c;
}

section {
    max-width: 800px;
    margin: 25px auto;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    text-align: center;
}

section h1 {
    margin-top: 0;
    color: #4f7c65;
}

h2 {
    margin-top: 0;
    color: #4f7c65;
}

.p1, .p2 {
    text-align: justify;
    margin-bottom: 15px;
}

section img {
    margin-top: 10px;
    border-radius: 10px;
}

.hasil img{
    display: block;
    margin: 10px auto;
    max-width: 200px;
    border-radius: 10px;
    height: auto;
}

.guru {
    margin-top: 25px;
}

.guru img {
    width: 120px;
    border-radius: 50%;
    margin-top: 10px;
    background-color: 4f7c65;
}


footer {
    text-align: center;
    padding: 15px;
    background: #4f7c65;
    color: white;
    margin-top: 30px;
}