does any1 hav any profile customization tips?

iv been trying to remake my profile but ive been stuck trying to change my online icon & cursor,, these r the codes iv been using if theyre outdated

cursor: url(https://64.media.tumblr.com/e7d856be9243d111cc5cb9c8ac75737b/a88fd86e5cadc68c-0a/s75x75_c1/724b1595d70d137fca78de53fef3e9b54ad50722.gifv), auto;

.online{content:url("https://64.media.tumblr.com/abd0b2bb2aa8bfe2d957ea63bc5de64f/22585babae06649d-11/s250x400/f820b5e98fe149fc1feeeed21badac6061f48df8.pnj");}

i mainly use catbox and tumblr links if that could b a problem too

its worked before with the cursor but i used a tumblr link, it also worked for a little while for the online icon with a tumblr link turned into a catbox link but it quit working sadly T_T pls help smart brains of the web heyspace sect...