footer样式优化

src/components/footer/index.module.scss

@@ -38,12 +38,14 @@
       font-family: MicrosoftYaHeiUI-Bold, MicrosoftYaHeiUI;
       font-weight: bold;
       color: #ffffff;
+      text-align: center;
     }
   }
 }
 
 .rightText {
   .number {
+    text-align: center;
     font-size: 58px;
     font-family: Arial-Black, Arial;
     font-weight: 900;