1.ios  css全局样式

.taro_router .taro_page {
  background: #f6f8f9 !important;
  -webkit-text-size-adjust: 100% !important;
  text-size-adjust: 100% !important;
  -moz-text-size-adjust: 100% !important;
  // touch-action: none;
}

2.安卓 js方法

 <script>
      (function () {
        if (typeof WeixinJSBridge == "object" && typeof WeixinJSBridge.invoke == "function") {
          handleFontSize();
        } else {
          if (document.addEventListener) {
            document.addEventListener("WeixinJSBridgeReady", handleFontSize, false);
          } else if (document.attachEvent) {
            document.attachEvent("onWeixinJSBridgeReady", handleFontSize);
          }
        }
        function handleFontSize() {
          // 设置网页字体为默认大小
          WeixinJSBridge.invoke('setFontSizeCallback', { 'fontSize': 0 });
          // 重写设置网页字体大小的事件
          WeixinJSBridge.on('menu:setfont', function () {
            WeixinJSBridge.invoke('setFontSizeCallback', { 'fontSize': 0 });
          });
        }
      })();
  </script>