body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1, h2, h3 {
    color: #2c3e50;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

th, td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: left;
}

th {
    background-color: #f2f2f2;
    font-weight: bold;
}

tr:nth-child(even) {
    background-color: #f9f9f9;
}

form {
    max-width: 600px;
    margin: 20px auto;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 5px;
}

label {
    display: block;
    margin: 10px 0 5px;
    font-weight: bold;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="datetime-local"],
textarea,
select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
    margin-bottom: 10px;
}

button, input[type="submit"] {
    background-color: #3498db;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 10px;
    font-size: 16px;
}

button:hover, input[type="submit"]:hover {
    background-color: #2980b9;
}

fieldset {
    border: 1px solid #ddd;
    padding: 10px;
    margin: 10px 0;
    border-radius: 4px;
}

legend {
    padding: 0 5px;
    font-weight: bold;
}

.error {
    color: #e74c3c;
    font-weight: bold;
}

#creneaux_container,
#nouveaux_creneaux_container {
    margin: 10px 0;
}

#creneaux_container input,
#nouveaux_creneaux_container input {
    margin-bottom: 5px;
}

a {
    color: #3498db;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}