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