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