个人技术分享

<view class="top-bg">
	<image class="bg-img" src="/static/home_bg.png" mode=""></image>
</view>

.top-bg {
	width: 100%;
	height: 40vh;
	padding: 0 25%;
	border-bottom-left-radius: 100%;
	border-bottom-right-radius: 100%;
	transform: translateX(-16.666%);
	overflow: hidden;
	.bg-img {
		width: 100%;
		height: 100%;
	}
}