Off Canvas Bootstrap Navigation Off Canvas Bootstrap导航

Off-Canvas-Bootstrap-Navigation如何使用：从您的html添加或复制style.css内容或链接到文件。 --> < link rel =" stylesheet " type =" text/css " href =" path/to/file/layout.css " >您还需要包含此文件或仅将此代码段包含到您的主JavaScript文件中。 document . addEventListener ( 'DOMContentLoaded' , function ( ) { tvar nav_trigger = document . getElementById ( "nav-trigger" ) ; tnav_trigger . addEventListener ( "click" , function ( ) { ttvar