.error{
    position: absolute;
    top: 14%;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content:center;
    font-size: 14px;
}
.error i{
    font-size: 2.5em;
    margin-bottom: .5em;
}
.loading{
    animation: loading 500ms infinite steps(12)
}
/*旋转动画*/
@keyframes loading {
	0% {
		-webkit-transform: rotate(0deg);
		transform: rotate(0deg);
	}

	100% {
		-webkit-transform: rotate(1turn);
		transform: rotate(1turn);
	}
}
