Element button pseudo-class :active generated with width 31px background padding 20px float none font-size 16px line-height normal box-sizing content-box overflow visible opacity 1 z-index auto font-weight normal outline none cursor pointer position static text-shadow -1px -1px 0px rgba(15,73,168,0.66) transition border 1px rgba(180,180,180,1) solid margin 0px border-radius box-shadow 0px 0px 6px rgba(0,0,0,0.5) display inline-block height 16px transform