- 当前 Bug 的表现（可附上截图） - 预期表现 - 复现路径 - 提供一个最简复现 Demo [图片] VM1405:1 Some selectors are not allowed in component wxss, including tag name selectors, ID selectors, and attribute selectors.(./components/product-item/product-item.wxss:1:492) 真机上也是这样的,如何解决呀?

ctx.save() ctx.beginPath() ctx.setFillStyle('#fff') sketchUp.drawCircle(10.533 * vw, res[6]) ctx.setShadow(0, 0.5 * vw, 10, 'rgba(55,75,99,0.15)') ctx.fill() ctx.restore() ctx.save() ctx.beginPath() sketchUp.drawCircle(10 * vw, res[6]) ctx.clip() sketchUp.drawImg(this.avatarUrl, res[6]) ctx.restore() ctx.draw(true) _canvasDraw () { const ctx = this.sketchUp.ctx  wechat.draw(ctx).then(res => { this._canvasToFile(ctx) }).catch(err => { console.info(err) wechat.hideLoading() this.$refs.toast.show('绘图失败，请重新尝试！') }) }, _canvasToFile (ctx) { wechat.canvasToTempFilePath({ x: 0,    y: 0,    width: this.divW * this.prop,    height: this.divH * this.prop,    destWidth: this.divW * this.prop,    destHeight: this.divH * this.prop,    canvasId: 'poster',    fileType: 'jpg'  }, ctx).then(res => { wechat.hideLoading() // wechat.previewImage({urls: [res.tempFilePath]})    this._upLoadImg(res.tempFilePath) const path = `/pages/poster-share/poster-share`    getApp().globalData.imgUrl = res.tempFilePath this.$router.push({path}) // console.info(res.tempFilePath)  }).catch(err => { console.info(err) wechat.hideLoading() this.$refs.toast.show('请重新尝试！') }) /** * 绘制圆形 * @param r 半径 * @param res 盒子的信息 * @param xAdjust 可调整的偏移量x轴 * @param yAdjust 可调整的偏移量y轴 * @private */ drawCircle (r, res, xAdjust = 0, yAdjust = 0) { this.ctx.arc((res.left + this.rPos.left + res.width / 2 + xAdjust) * this.prop, (res.top + this.rPos.top + res.width / 2 + yAdjust) * this.prop, r, 2 * Math.PI) } /** * 绘制图片 * @param imgUrl  图片路径 * @param res 盒子信息 * @param xAdjust 可调整的偏移量x轴 * @param yAdjust 可调整的偏移量y轴 * @private */ // drawImage(sx, sy, sWidth, sHeight, dx, dy, dWidth, dHeight) drawImg (imgUrl, res, mode, xAdjust = 0, yAdjust = 0) { let x = (res.left + this.rPos.left + xAdjust) * this.prop  let y = (res.top + this.rPos.top + yAdjust) * this.prop  let w = res.width * this.prop  let h = res.height * this.prop  // let dx = x + w / 2  // let dy = y + y / 2  // let dw = w  // let dh = h  switch (mode) { case 'widthFix' : { // dh = res.height      break    } default: break  } // this.ctx.drawImage(imgUrl, x, y, w, h, dx, dy, dw, dh)  this.ctx.drawImage(imgUrl, x, y, w, h) }