.button{cursor:pointer;transition:box-shadow .3s ease,transform .1s ease}.button:active{transform:scale(.95)}.button span{font-weight:800;font-size:18px;position:relative;display:inline-block;letter-spacing:1px;z-index:1}.btn-primary{box-shadow:inset 4px 4px 8px rgba(255,255,255,.4),inset -4px -4px 8px rgba(0,0,0,.2),2px 2px 8px rgba(0,0,0,.2),-2px -2px 8px rgba(255,255,255,.3)}.btn-primary:active,.btn-secondary{box-shadow:inset 2px 2px 1px rgba(0,0,0,.2),inset -2px -2px 1px rgba(255,255,255,.4);text-shadow:1px 1px 1px rgba(255,255,255,.4),-1px -1px 2px rgba(0,0,0,.4)}