Element block pseudo-class :active generated with font-size 16px padding 20px position static width 160px transform box-sizing content-box transition cursor default border-radius font-weight normal margin -5px line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) z-index auto border 0px rgba(0,0,0,1) solid height auto display block overflow hidden float none box-shadow 1px 1px 1px rgba(0,0,0,0.3) background