Element button pseudo-class :active generated with outline none transition width 20% transform line-height normal border-radius background padding 20px opacity 1 margin 50% box-shadow 3px 2px 2px rgba(0,0,0,0.2) border 1px #018dc4 solid float none font-size 16px cursor pointer display inline-block text-shadow -1px -1px 0px rgba(15,73,168,0.66) overflow visible z-index auto height 20% position absolute font-weight normal box-sizing content-box