.toast{position:fixed;left:50%;bottom:28px;z-index:20;transform:translate(-50%,16px);opacity:0;pointer-events:none;background:#20283e;color:#fff;padding:11px 17px;border-radius:9px;box-shadow:0 8px 22px #18213a33;font-size:13px;transition:opacity .2s,transform .2s}.toast.show{opacity:1;transform:translate(-50%,0)}