微信小程序 图片自适应

<image src="../../static/image/100.jpg" style="height:{{imgheight1}}px;width:100%;max-height: ;" ></image>

const device= uni.getSystemInfoSync();
	var screenW = device.windowWidth;
	export default {
		data() {
			return {
				imgheight1: screenW*0.96
			}
		},