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