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