body {
    font-family: 'Arial', sans-serif;
    background-color: #f4f4f9;
    color: #333;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 600px;
    margin: 0 auto;
}

.card {
    background: white;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    border-left: 5px solid #007bff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

h1 {
    color: #007bff;
    text-align: center;
}

.skills-list {
    list-style-type: square;
}

.active {
    color: green;
    font-weight: bold;
}

.btn {
    display: inline-block;
    background: #007bff;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
}

.btn:hover {
    background: #0056b3;
}