body {
    font-family: sans-serif;
    color: #222;
    background: white;
}

.dimension {
    width: 400px;
    margin: 20px auto;
}

.contour {
    border: 2px solid #333;
    padding: 10px;
    border-radius: 8px;
    background: #f9f9f9;
}

.border {
    border: 2px solid #555;
    background: #e3e3e3;
    padding: 8px;
    font-weight: bold;
    margin-bottom: 10px;
    border-radius: 6px;
    text-align: center;
}

table {
    width: 100%;
    margin-top: 10px;
}

table td {
    padding: 5px 0;
}

input[type="radio"] {
    margin-right: 8px;
}

input[type="submit"] {
    background: #0090ff;
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
}

input[type="submit"]:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

p {
    margin-top: 10px;
}

p.comment {
    font-style: italic;
}

a {
    color: blue;
}

a:hover {
    text-decoration: underline;
}

.fin {
    font-size: 11px;
    color: #666;
    margin: 4px 0 8px 0;
    font-style: italic;
}

.helpbutton {
    padding: 2px 6px;
    font-size: 9px;
    background: #dfe7ff;
    color: #333;
    text-decoration: none;
    border-radius: 3px;
    border: 1px solid #c0c9e8;
}

.helpbutton:hover {
    background: #c6d4ff;
}

.helpbutton-container {
    text-align: right;
    margin: 0;            /* enlève la marge du bas */
    padding: 0;           /* enlève l'espace interne */
}