Element block pseudo-element :before generated with float none font-size 16px overflow hidden z-index auto box-sizing content-box font-weight normal position static display block padding 20px text-shadow 1px 1px 1px rgba(0,0,0,0.2) margin 0px line-height 1 transition transform width 160px box-shadow 1px 1px 1px rgba(0,0,0,0.3) height auto border 10px rgba(0,0,0,1) solid cursor default background border-radius