Element block pseudo-element :before generated with box-sizing content-box border 0px rgba(0,0,0,1) solid cursor default background transition transform box-shadow 1px 1px 1px rgba(0,0,0,0.3) display block margin 0px padding 20px position static float none height auto z-index auto width 160px line-height 1 border-radius overflow hidden text-shadow 1px 1px 0px rgba(0,0,0,0.25) font-weight normal font-size 16px