get rid of grey bg on red cancel links
get rid of grey bg on red cancel links

this was because it was applying the :focus pseudo
class when you tabbed to it so the bg would cascade
to it.

Change-Id: Ic3eb3f45d1bcc233747885cd00170eda665bb931
Reviewed-on: https://gerrit.instructure.com/4090
Tested-by: Hudson <dfb64870173313a9a7b56f814c8e3b33e268497a@instructure.com>
Reviewed-by: Brian Whitmer <760e7dab2836853c63805033e514668301fa9c47@instructure.com>

usmschuck/canvas,va7map/canvas-lms,sli7246/canvas_branch,AndranikMarkosyan/lms,va7map/canvas-lms,Jyaasa/canvas-lms,leftplusrightllc/canvas-lms,whalejasmine/canvas-lms,SwinburneOnline/canvas-lms,Rvor/canvas-lms,arrivu/qibla-ecampus,snehakachroo1/LSI_replica,merichar/canvas-lms,va7map/canvas-lms,Jyaasa/canvas-lms,arrivu/jigsaw-lms,Unow/ins,wrdsb/canvas-lms,leftplusrightllc/canvas-lms,skmezanul/canvas-lms,juoni/canvas-lms,kyroskoh/canvas-lms,grahamb/canvas-lms,nditech/red-innovadores-lms,jay3126/canvas-lms,Rvor/canvas-lms,tgroshon/canvas-lms,wye0220/shindig-canvas,juoni/canvas-lms,arrivu/hiring-site,ShreniiNepal/shrenii_lmp,Unow/canvas-lms,AndranikMarkosyan/lms,tgroshon/canvas-lms,arrivu/hiring-site,gbleydon/canvas-lms,kyroskoh/canvas-lms,arrivu/jigsaw-lms,skmezanul/canvas-lms,greyhwndz/canvas-lms,samuels410/greatlakes-lms,va7map/canvas-lms,wye0220/shindig-canvas,loganrun/pincan,shidao-fm/canvas-lms,roxolan/canvas-lms,wimemx/Canvas,sfu/canvas-lms,jay3126/canvas-lms,faraazkhan/canvas,roxolan/canvas-lms,skmezanul/canvas-lms,SwinburneOnline/canvas-lms,samuels410/greatlakes-lms,sfu/canvas-lms,landonwilkins/canvas-lms,sdeleon28/canvas-lms,greyhwndz/canvas-lms,skmezanul/canvas-lms,antoniuslin/canvas-lms,parbros/red-innovadores-lms,instructure/canvas-lms,efrj/canvas-lms,icelab/canvas,wrdsb/canvas-lms,Unow/ins,djbender/canvas-lms,sdeleon28/canvas-lms,antoniuslin/canvas-lms,instructure/canvas-lms,em2/canvas-lms,HotChalk/canvas-lms,faraazkhan/canvas,efrj/canvas-lms,utkarshx/canvas-lms,eCNAP/CANVAS,arrivu/qibla-ecampus,loganrun/pincan,juoni/canvas-lms,ottenhoff/canvas-lms,eCNAP/CANVAS,matematikk-mooc/canvas-lms,dgynn/canvas-lms,venturehive/canvas-lms,roxolan/canvas-lms,jay3126/canvas-lms,whalejasmine/canvas-lms,ShreniiNepal/shrenii_lmp,venturehive/canvas-lms,Rvor/canvas-lms,dgynn/canvas-lms,SwinburneOnline/canvas-lms,rup/Tarrax,ankithbti/canvas_lms,greyhwndz/canvas-lms,HotChalk/canvas-lms,Jyaasa/canvas-lms,snehakachroo1/LSI_replica,shidao-fm/canvas-lms,antoniuslin/canvas-lms,narigone/canvas,tgroshon/canvas-lms,usmschuck/canvas,matematikk-mooc/canvas-lms,jay3126/canvas-lms,instructure/canvas-lms,djbender/canvas-lms,sdeleon28/canvas-lms,AndranikMarkosyan/lms,em2/canvas-lms,arrivu/arrivu-lms,djbender/canvas-lms,HotChalk/canvas-lms,SwinburneOnline/canvas-lms,ShreniiNepal/shrenii_lmp,redconfetti/canvas-lms,whalejasmine/canvas-lms,grahamb/canvas-lms,arrivu/qibla-ecampus,wimemx/Canvas,usmschuck/canvas,nditech/red-innovadores-lms,arrivu/hoodemo,parbros/red-innovadores-lms,faraazkhan/canvas,parbros/red-innovadores-lms,Rvor/canvas-lms,tgroshon/canvas-lms,sfu/canvas-lms,fronteerio/canvas-lms,ottenhoff/canvas-lms,Jyaasa/canvas-lms,grahamb/canvas-lms,redconfetti/canvas-lms,fronteerio/canvas-lms,icelab/canvas,narigone/canvas,nditech/red-innovadores-lms,arrivu/hoodemo,wimemx/Canvas,sfu/canvas-lms,HotChalk/canvas-lms,AndranikMarkosyan/lms,samuels410/greatlakes-lms,arrivu/hiring-site,ankithbti/canvas_lms,Unow/canvas-lms,icelab/canvas,usmschuck/canvas,efrj/canvas-lms,eCNAP/CANVAS,venturehive/canvas-lms,gbleydon/canvas-lms,merichar/canvas-lms,leftplusrightllc/canvas-lms,gbleydon/canvas-lms,sli7246/canvas_branch,kyroskoh/canvas-lms,utkarshx/canvas-lms,efrj/canvas-lms,landonwilkins/canvas-lms,nditech/red-innovadores-lms,wye0220/shindig-canvas,ShreniiNepal/shrenii_lmp,grahamb/canvas-lms,narigone/canvas,antoniuslin/canvas-lms,sfu/canvas-lms,snehakachroo1/LSI_replica,eCNAP/CANVAS,dgynn/canvas-lms,redconfetti/canvas-lms,whalejasmine/canvas-lms,kyroskoh/canvas-lms,loganrun/pincan,instructure/canvas-lms,instructure/canvas-lms,juoni/canvas-lms,merichar/canvas-lms,utkarshx/canvas-lms,utkarshx/canvas-lms,ottenhoff/canvas-lms,Unow/canvas-lms,landonwilkins/canvas-lms,roxolan/canvas-lms,em2/canvas-lms,grahamb/canvas-lms,samuels410/greatlakes-lms,sli7246/canvas_branch,redconfetti/canvas-lms,wrdsb/canvas-lms,arrivu/hoodemo,instructure/canvas-lms,sfu/canvas-lms,fronteerio/canvas-lms,sfu/canvas-lms,rup/Tarrax,snehakachroo1/LSI_replica,leftplusrightllc/canvas-lms,matematikk-mooc/canvas-lms,arrivu/arrivu-lms,djbender/canvas-lms,greyhwndz/canvas-lms,arrivu/arrivu-lms,ankithbti/canvas_lms,fronteerio/canvas-lms,dgynn/canvas-lms,venturehive/canvas-lms,sdeleon28/canvas-lms,rup/Tarrax,shidao-fm/canvas-lms,landonwilkins/canvas-lms,narigone/canvas,Unow/ins,shidao-fm/canvas-lms,wrdsb/canvas-lms,arrivu/jigsaw-lms,matematikk-mooc/canvas-lms,instructure/canvas-lms