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