How to stop flash of unstyled content

Question

This is just a short question, I don\'t really have an example but the I am using a bespoke cms and at present we have no access to the head of the web page so some css has

Answer 1

Fix for FOUC that does not require javascript:

At the top of your HTML:

At the end of your last .css file:

html {
     visibility: visible;
     opacity: 1; }

https://gist.github.com/electrotype/7960ddcc44bc4aea07a35603d1c41cb0