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