Formation robotique

.contenu-block {
        background: #f8f9fa;
        border: 1px solid #dee2e6;
        border-radius: 8px;
        padding: 20px;
        margin-bottom: 20px;
        position: relative;
    }
    .remove-block {
        position: absolute;
        top: 10px;
        right: 10px;
        background: #dc3545;
        color: white;
        border: none;
        border-radius: 50%;
        width: 30px;
        height: 30px;
        cursor: pointer;
        font-weight: bold;
    }
    .remove-block:hover {
        background: #c82333;
    }
    .code-editor {
        background: #1e1e1e;
        border-radius: 6px;
        padding: 15px;
        position: relative;
    }
    .code-editor textarea {
        background: #1e1e1e;
        color: #d4d4d4;
        font-family: 'Courier New', monospace;
        border: none;
        padding: 0;
    }
    .code-editor textarea:focus {
        outline: none;
        box-shadow: none;
    }