Element block pseudo-class :active generated with border-radius margin 0px transition opacity 1 width auto box-sizing content-box cursor pointer font-weight normal border 0px rgba(0,0,0,1) solid background float none outline none transform position static height auto line-height normal text-shadow 0px 1px 0px rgba(255,255,255,1) display block z-index auto overflow visible padding 0px box-shadow font-size 37px