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