.superpwa-button{background-color:#4caf50;border:none;color:white;padding:15px 32px;text-align:center;text-align:center;text-decoration:none;display:inline-block;font-size:16px;margin:4px 2px;cursor:pointer}.superpwa-stky-blk span.superpwa-txt{color:#fff;letter-spacing:1px;font-size:15px}.superpwa-stky-blk a.superpwa-cta-btn{width:auto}.iossafari-buzz{animation:shake .1s}