* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

ul > li {
    list-style-type: none;
}

body {
    font-family: 'Orbitron', sans-serif;
    line-height: 1.6;
    background-color: #f4f4f9;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 1.5rem;
    background: #ffffff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border: 2px solid #002244;
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

header h1 {
    font-size: 2.5rem;
    color: #002244;
}

header p {
    color: #555;
    font-size: 1.2rem;
}

.picture {
    display: block;
    margin: 1rem auto;
    border-radius: 50%;
    width: 150px;
    height: 150px;
    border: 4px solid #002244;
}

section {
    margin-bottom: 1.5rem;
}

section h2 {
    font-size: 1.8rem;
    color: #002244;
    border-bottom: 2px solid #002244;
    padding-bottom: 0.3rem;
    margin-bottom: 0.8rem;
}

.button {
    display: inline-block;
    text-decoration: none;
    padding: 0.5rem 1rem;
    margin-top: 1rem;
    background: #002244;
    color: #ffffff;
    border-radius: 5px;
    text-align: center;
    font-weight: bold;
    transition: background 0.3s ease;
}

.button:hover, .back-button:hover {
    background: #00509e;
}