body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #0D2C5F, #1E3C72);
    color: #ffffff;
    line-height: 1.6;
}
header {
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, #1E3C72, #2A5298);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}
header h1 {
    font-family: 'Handwritten Font', cursive;
    font-size: 2.5rem;
    color: #FFA500;
    margin: 0;
}
header p {
    font-size: 1rem;
    color: #98FB98;
    margin-top: 10px;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}
.module {
    background: linear-gradient(135deg, #A9A9A9, #BEBEBE);
    border-radius: 15px;
    padding: 20px;
    box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}
.module:hover {
    transform: scale(1.05);
    box-shadow: 10px 10px 20px rgba(0, 0, 0, 0.4);
}
.module img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 15px;
}
.module h3 {
    font-family: 'Handwritten Font', cursive;
    color: #FFA500;
    margin-top: 0;
}
.module p {
    color: #ffffff;
    font-size: 0.9rem;
}
.code-block {
    background: #1E3C72;
    color: #ffffff;
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    margin: 20px 0;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
table th, table td {
    border: 1px solid #A9A9A9;
    padding: 10px;
    text-align: center;
    color: #ffffff;
}
table th {
    background: linear-gradient(135deg, #2A5298, #3C64B1);
}
.button {
    background: #FFA500;
    color: #ffffff;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin: 10px 0;
}
.button:hover {
    background: #FF8C00;
}
.droppable-area {
    background: #1E3C72;
    border: 2px dashed #FFA500;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    color: #98FB98;
    margin: 20px 0;
}
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    .container {
        grid-template-columns: 1fr;
    }
    .module {
        padding: 15px;
    }
    .code-block {
        font-size: 0.8rem;
    }
}