body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f0f4f8;
    color: #333;
    margin: 0;
    padding: 0 20px;
}

h1, h2 {
    text-align: center;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 20px;
}

section {
    background: #ffffff;
    padding: 20px;
    margin: 20px auto;
    max-width: 800px;
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

label {
    display: flex;
    flex-direction: column;
    font-weight: 500;
    margin-bottom: 5px;
    color: #2c3e50;
}

input, textarea {
    padding: 10px;
    border: 2px solid #bdc3c7;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

input:focus, textarea:focus {
    border-color: #3498db;
    outline: none;
}

button {
    background-color: #3498db;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 12px 20px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}

button:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
}

button:active {
    transform: translateY(0);
}

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

li {
    background-color: #ecf0f1;
    margin: 5px 0;
    padding: 10px;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s;
}

li:hover {
    background-color: #ee6969;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    padding: 15px;
    border: 1px solid #ddd;
    text-align: left;
    font-size: 0.95rem;
}

th {
    background-color: #3498db;
    color: #ffffff;
}

tr:nth-child(even) {
    background-color: #f4f8fc;
}

tr:hover {
    background-color: #e2ebf7;
}

@media (max-width: 768px) {
    section {
        padding: 15px;
        margin: 10px;
    }

    input, textarea, button {
        font-size: 0.9rem;
    }
}