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