<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <title>各种类型的线条</title> <style type="text/css"> *{ margin: 0; padding: 0; } .container{ height: 100px; font-size: 24px; font-weight: bold; background: #f3f3f3; margin-bottom: 30px; text-align: center; line-height: 100px; } .line_one h3{ vertical-align: middle; text-align: center; line-height: 100px; } .line_one h3 span{ vertical-align: middle; display: inline-block; padding: 0 50px; } .line_one h3:before,.line_one h3:after{ display: inline-block; vertical-align: middle; content: ""; width: 100px; height: 3px; background: #000000; } .line_two span{ letter-spacing: -1px; } .line_two strong{ padding: 0 50px; } </style> </head> <body> <div class="container line_one"> <h3><span>世界那么大</span></h3> </div> <div class="container line_two"> <h3> <span>—————————</span> <strong>世界那么大</strong> <span>—————————</span> </h3> </div> <div class="container line_four"> </div> <div class="container line_five"> </div> <div class="container line_six"> </div> <div class="container line_seven"> </div> </body> </html>