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