body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
}

header {
    background-color: #5d6d7e;
    color: white;
    padding: 20px;
    text-align: center;
    position: relative;
}

header img {
    position: absolute;
    top: 10px;
    left: 20px;
    height: 60px;
}

nav {
    text-align: center;
    margin: 15px;
}

nav a {
    margin: 0 10px;
    text-decoration: none;
    color: #5d6d7e;
    font-weight: bold;
}

.profile-container {
    max-width: 600px;
    background-color: white;
    margin: 30px auto;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.profile-container h2 {
    text-align: center;
}

.profile-container label {
    font-weight: bold;
    margin-top: 10px;
    display: block;
}

.profile-container input[type="text"],
.profile-container input[type="email"],
.profile-container select {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.profile-container input[readonly] {
    background-color: #e9ecef;
}

.profile-container button {
    width: 100%;
    padding: 10px;
    background-color: #5d6d7e;
    color: white;
    border: none;
    border-radius: 4px;
}

.alerte-rouge {
    background-color: #f8d7da;
    color: #721c24;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 4px;
}

.alerte-verte {
    background-color: #d4edda;
    color: #155724;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 4px;
}

.alerte-noire {
    background-color: #f5c6cb;
    color: #721c24;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 4px;
}

footer {
    background-color: #f2f2f2;
    text-align: center;
    padding: 15px;
    margin-top: 40px;
}

.file-note {
    font-size: 0.9em;
    color: #555;
    margin-top: 5px;
    padding-left: 22px;
    margin-bottom: 15px;
}

.btn-action {
    display: inline-block;
    background-color: #5d6d7e;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease;
    margin-top: 20px;
}

.btn-action:hover {
    background-color: #4a5968;
    color: #fff;
}