body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #1e1e2f, #282c34);
    color: #ffffff;
    line-height: 1.6;
}
.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 20px;
}
.sidebar {
    width: 25%;
    background: linear-gradient(135deg, #282c34, #3a3f4b);
    color: white;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    transition: transform 0.3s ease;
}
.sidebar:hover {
    transform: scale(1.02);
}
.content {
    width: 70%;
    padding: 20px;
    background: linear-gradient(135deg, #f0f2f5, #ffffff);
    color: #333333;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
h1, h2, h3, h4, h5, h6 {
    color: #3498db;
    margin-top: 20px;
}
p {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 15px;
}
pre {
    background-color: #282c34;
    color: #ffffff;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    font-size: 0.9rem;
}
code {
    background-color: #3a3f4b;
    color: #61dafb;
    padding: 2px 5px;
    border-radius: 4px;
}
button {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.3s ease, background-color 0.3s ease;
}
button:hover {
    transform: scale(1.1);
    background: linear-gradient(135deg, #2980b9, #3498db);
}
.loader {
    border: 8px solid #f3f3f3;
    border-top: 8px solid #3498db;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
.fade-in {
    animation: fadeIn 1s ease-in-out;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
th, td {
    border: 1px solid #dddddd;
    text-align: left;
    padding: 10px;
}
th {
    background-color: #3498db;
    color: white;
}
img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin: 10px 0;
}
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        margin-bottom: 20px;
    }
    .content {
        width: 100%;
    }
}