Is there a way to dynamically add a rule to existing CSS using code, particularly in overrides? For example:
var sheets = document.styleSheets;
// Some code omitted for simplicity
var sheet = sheets[sheets.length - 1];
sheet.insertRule('.overlay {float: left; opacity: 0.8;}', -1);
I'm looking for a solution that allows me to change the CSS after it's loaded but before the components are displayed. If this isn't possible, when is the earliest point I can modify the CSS?
Is there a way to override code after the CSS is loaded but before components are displayed? I can only have these overrides in one place.
If you place your overrides correctly, they will be applied before any component is rendered, ensuring they work as intended. One useful tool for dynamic CSS manipulation in Ext JS is the Ext.util.CSS utility, which is recommended over manual style alterations.
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