Remove theme transition

output/index.css

@@ -95,12 +95,14 @@ a, .anchorstyle {
 }
 
 /* Enumerate elements with transitions to improve performance on Chromium. */
+/*
 #theming-root, th, tr, .protocol-indicator, .copy_button,
 .td_description::after,
 #details-modal, #details-modal .themed-button,
 a, .anchorstyle {
 	transition: color 2.5s linear, background-color 2s linear;
 }
+*/
 
 html.js .noscript, .hidden {
 	display: none;