摘要：
<style type="text/css"> .progress,.progress-bar,.sr-only{height:10px; font-size:0;line-height:0} .progress{overflow:hidden; width:400px;-khtml-border- 阅读全文
摘要：
<style type="text/css"> .container{ width: 400px; height: 20px; margin: 0 auto; margin-top: 100px; border:2px solid #388bfb; line-height: 20px; border 阅读全文
