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Javascript 向下滚动时,Twitter bootstrap 3附加的侧栏菜单不会显示为完全_Javascript_Jquery_Twitter Bootstrap_Affix - Fatal编程技术网

Javascript 向下滚动时,Twitter bootstrap 3附加的侧栏菜单不会显示为完全

Javascript 向下滚动时,Twitter bootstrap 3附加的侧栏菜单不会显示为完全,javascript,jquery,twitter-bootstrap,affix,Javascript,Jquery,Twitter Bootstrap,Affix,当无法显示向下滚动的完整菜单时,我的侧边栏菜单出现问题。添加z-index仍然面临问题示例:我添加z-index:1,然后页脚重叠 下面我粘贴了代码 CSS $('#sidebar').affix({ offset: { top: $('header').height() } }); navbar-form input, .form-inline input { width:auto; } header { height:10px; } @m

当无法显示向下滚动的完整菜单时,我的侧边栏菜单出现问题。添加z-index仍然面临问题示例:我添加z-index:1,然后页脚重叠

下面我粘贴了代码

CSS

$('#sidebar').affix({
    offset: {
      top: $('header').height()
    }
}); 
navbar-form input, .form-inline input {
    width:auto;
}

header {
    height:10px;
}

@media (min-width: 979px) {
    #sidebar.affix-top {
      position: static;
      margin-top:25px;
      width:228px;
    }

    #sidebar.affix {
      position: fixed;
      top:25px;
      width:228px;z-index:1

    }
}

.affix,.affix-top {
    position:static;
}

使用z-index向侧边栏添加优先级

#sidebar.affix {
  z-index: 1;
}

它不起作用。我重复了3次菜单,但只显示了2次
#sidebar.affix {
  z-index: 1;
}