fix(styles): fix padding bug

change :
const emptyDivElements = contentElement.querySelectorAll('div:empty');

for :
const emptyDivElements = contentElement.querySelectorAll('div');

Thanks to this change, the for loop no longer searches for empty divs, but for divs with a length of 0.

frontend/src/app/shared/box/box.component.ts

@@ -53,7 +53,7 @@ export class BoxComponent implements AfterContentInit {
     if (contentElement) {
       const tableElement = contentElement.querySelector('table');
       const alertWarningElement = contentElement.querySelector('.alert-warning');
-      const emptyDivElements = contentElement.querySelectorAll('div:empty');
+      const emptyDivElements = contentElement.querySelectorAll('div');
 
       contentElement.classList.remove('has-empty-div', 'has-table', 'has-alert-warning'); // Deletes the existing class