Element block pseudo-element :after generated with height auto position static border-radius line-height 1 display block padding 20px border 0px rgba(0,0,0,1) solid font-weight normal margin 0px transform box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition float none z-index auto font-size 16px width 160px background box-sizing content-box text-shadow 1px 1px 1px rgba(0,0,0,0.2) overflow hidden cursor default