细节优化

application/install/view/index/create.html

@@ -79,7 +79,7 @@
             </div>
         </div>
 
-        <div class="am-form-group am-form-group-refreshing agree ongoing-button">
+        <div class="agree ongoing-button">
             <a href="{{:MyUrl('install/index/check')}}" class="am-btn am-btn-secondary am-radius">上一步</a>
             <button type="submit" class="am-btn am-btn-success am-radius btn-loading-example" data-am-loading="{spinner:'circle-o-notch', loadingText:'安装中...'}">确认</button>
         </div>