* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background: #f4f6f9;
    color: #333;
    line-height: 1.6;
}

header {
    background: #0f172a;
    color: white;
    text-align: center;
    padding: 40px 20px;
}

section {
    padding: 40px 20px;
    max-width: 900px;
    margin: auto;
}

h2 {
    margin-bottom: 15px;
    color: #0f172a;
}

.skills ul {
    list-style: none;
}

.skills li {
    background: #e2e8f0;
    padding: 8px;
    margin: 5px 0;
    border-radius: 5px;
}

.project-card {
    background: white;
    padding: 15px;
    margin: 10px 0;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

footer {
    text-align: center;
    padding: 20px;
    background: #0f172a;
    color: white;
}