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