fixed the css in input-number (#14373)
fixed the css in input-number (#14373)

fix #14367
elevensky/ant-design,zheeeng/ant-design,ant-design/ant-design,ant-design/ant-design,zheeeng/ant-design,icaife/ant-design,elevensky/ant-design,icaife/ant-design,ant-design/ant-design,zheeeng/ant-design,zheeeng/ant-design,ant-design/ant-design,icaife/ant-design,elevensky/ant-design,elevensky/ant-design,icaife/ant-design