Element button pseudo-element :after generated with z-index auto height auto border 0px rgba(0,0,0,1) solid cursor default display block transform overflow hidden font-weight normal background box-sizing content-box border-radius float none text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition width 160px position static box-shadow 1px 1px 1px rgba(255,0,0,1) margin 0px line-height 1 padding 20px font-size 16px