chore: seems not support style

Author: iamkun

README.md

@@ -17,8 +17,9 @@ English | [简体中文](./README.zh-CN.md)
             src="https://img.shields.io/codecov/c/github/xx45/dayjs/master.svg?style=flat-square" alt="Codecov"></a>
     <a href="https://github.com/xx45/dayjs/blob/master/LICENSE"><img
             src="https://img.shields.io/npm/l/dayjs.svg?style=flat-square" alt="License"></a>
+    <br>
     <a href="https://saucelabs.com/u/dayjs">
-        <img style="width: 80%; margin-top: 10px" src="https://user-images.githubusercontent.com/17680888/40040137-8e3323a6-584b-11e8-9dba-bbe577ee8a7b.png" alt="Sauce Test Status">
+        <img width="750" src="https://user-images.githubusercontent.com/17680888/40040137-8e3323a6-584b-11e8-9dba-bbe577ee8a7b.png" alt="Sauce Test Status">
     </a>
 </p>
 

README.zh-CN.md

@@ -16,8 +16,9 @@
             src="https://img.shields.io/codecov/c/github/xx45/dayjs/master.svg?style=flat-square" alt="Codecov"></a>
     <a href="https://github.com/xx45/dayjs/blob/master/LICENSE"><img
             src="https://img.shields.io/npm/l/dayjs.svg?style=flat-square" alt="License"></a>
+    <br>
     <a href="https://saucelabs.com/u/dayjs">
-        <img style="width: 80%; margin-top: 10px" src="https://user-images.githubusercontent.com/17680888/40040137-8e3323a6-584b-11e8-9dba-bbe577ee8a7b.png" alt="Sauce Test Status">
+        <img width="750" src="https://user-images.githubusercontent.com/17680888/40040137-8e3323a6-584b-11e8-9dba-bbe577ee8a7b.png" alt="Sauce Test Status">
     </a>
 </p>