body {
    font-family: Arial, sans-serif;
    background-color: #e8f5e8; /* Hijau muda */
    color: #2e7d32; /* Hijau gelap */
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    background-color: #c8e6c9; /* Hijau terang */
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    width: 90%;
    max-width: 400px;
    text-align: center;
}

h1 {
    color: #1b5e20; /* Hijau sangat gelap */
}

input, button {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #4caf50; /* Hijau */
    border-radius: 4px;
}

button, .button {
    background-color: #4caf50; /* Hijau */
    color: white;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    margin: 5px;
}

button:hover, .button:hover {
    background-color: #388e3c; /* Hijau gelap */
}

ul {
    list-style-type: none;
    padding: 0;
}

li {
    background-color: #a5d6a7; /* Hijau */
    margin: 5px 0;
    padding: 10px;
    border-radius: 4px;
}

video {
    width: 100%;
    max-width: 300px;
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        width: 95%;
        padding: 15px;
    }
}