Update default link style
Update default link style

- Make bold
- Remove border
- Darken on hover/focus

IZEA/orientation,orientation/orientation,liufffan/orientation,jefmathiot/orientation,robomc/orientation,cmckni3/orientation,liufffan/orientation,LogicalBricks/orientation,hashrocket/orientation,splicers/orientation,IZEA/orientation,smashingboxes/orientation,orientation/orientation,Scripted/orientation,LogicalBricks/orientation,cmckni3/orientation,ferdinandrosario/orientation,jefmathiot/orientation,codio/orientation,hashrocket/orientation,twinn/orientation,smashingboxes/orientation,twinn/orientation,codeschool/orientation,codeschool/orientation,friism/orientation,orientation/orientation,friism/orientation,robomc/orientation,ferdinandrosario/orientation,codeschool/orientation,Scripted/orientation,splicers/orientation,Scripted/orientation,cmckni3/orientation,codio/orientation,splicers/orientation,orientation/orientation