body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background-color: #f4f7fa;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #1976d2;
    padding: 15px 20px;
    color: white;
    border-bottom: 4px solid #1565c0;
}

.header img {
    height: 50px;
    margin-right: 15px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.avatar {
    height: 35px;
    width: 35px;
    border-radius: 50%;
    object-fit: cover;
}

header h1 {
    margin: 0;
}

main {
    padding: 30px 0;
}

footer {
    text-align: center;
    background: #1976d2;
    color: white;
    padding: 15px;
    margin-top: 30px;
    font-size: 14px;
}