Element block pseudo-class :active generated with height 100% opacity 1 outline none font-weight normal border 0px rgba(0,0,0,1) solid margin 0px padding auto transition cursor default z-index auto float none box-shadow 1px 1px 1px rgba(0,0,0,0.3) overflow hidden line-height 1em position static box-sizing content-box font-size 16px transform display block width 100% border-radius text-shadow 1px 1px 1px rgba(0,0,0,0.2) background