.dx-widget.dx-button.dx-button-mode-outlined.dx-button-normal.dx-item.dx-buttongroup-item.dx-item-content.dx-buttongroup-item-content.dx-buttongroup-first-item.dx-shape-standard.dx-dropdownbutton-action.dx-buttongroup-item-has-width,.dx-widget.dx-button.dx-button-mode-outlined.dx-button-normal.dx-button-has-icon.dx-item.dx-buttongroup-item.dx-item-content.dx-buttongroup-item-content.dx-buttongroup-last-item.dx-shape-standard.dx-dropdownbutton-toggle.dx-buttongroup-item-has-width{height:100%}.loader-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#fffc;display:flex;align-items:center;justify-content:center;z-index:1000}.spinner{border:4px solid #f3f3f3;border-top:4px solid #3498db;border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-screen{display:flex;align-items:center;justify-content:center;height:100vh;font-size:1.5rem;font-weight:700}