实现效果

html代码

<view class="loadBox" v-if="loading">
	<img :src="logo" class="logo">
</view>

css代码

.loadBox {
		width: 180rpx;
		min-height: 180rpx;
		border-radius: 50%;
		display: flex;
		align-items: center;
		justify-content: center;
		position: relative;

		.logo {
			width: 160rpx;
			border-radius: 50%;
			position: relative;
			vertical-align: middle;
		}
	}

	@keyframes loading {
		0% {
			-webkit-transform: rotate(0deg);
			transform: rotate(0deg);
		}

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

	}