body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f6f8;
    color: #333;
    margin: 0;
    padding: 20px;
}

h1 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 30px;
}

ul {
    list-style: none;
    padding: 0;
    max-width: 600px;
    margin: 0 auto;
}

li {
    background-color: #fff;
    border: 1px solid #ddd;
    margin-bottom: 12px;
    padding: 15px 20px;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

li:hover {
    background-color: #f9fafb;
}

a {
    text-decoration: none;
    color: #3498db;
    font-weight: bold;
    padding: 8px 12px;
    border: 1px solid #3498db;
    border-radius: 5px;
    transition: all 0.2s ease;
}

a:hover {
    background-color: #3498db;
    color: #fff;
}