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