2、Aligning items to left, right, and center within the Navbar 这是block级别的class, 用在<div>上面 The .mx-auto class can be used to align the items to the center of the navbar. The .ms-auto class is used to align items to the right of the navbar. The .me-auto class is used...
.navbar-right{ display: block; } .jumbotron{ padding: 30px; h1+ p{ font-size: 20px; } } .introduce{ padding: 0px; margin: 40px; .col-sm-4{ margin: 0 -10px; } >p{ font-size:30px; } } .footer{ ul{ justify-content: center; } p{ text-align: center; margin-bottom: 10...
Basic NavbarWith Bootstrap, a navigation bar can extend or collapse, depending on the screen size.A standard navigation bar is created with the .navbar class, followed by a responsive collapsing class: .navbar-expand-xxl|xl|lg|md|sm (stacks the navbar vertically on xxlarge, extra large,...
.align-top:顶部对齐。 .align-middle:垂直居中对齐。 .align-bottom:底部对齐。 除了以上对齐类,Bootstrap还提供了更多的对齐类,用于处理特定的对齐需求。 对齐问题在网页布局中非常常见,可以应用于各种场景,例如: 导航栏对齐:使用.navbar类和对齐类可以实现导航栏的水平对齐,例如.navbar-left和.navbar-right。 ...
5、添加下拉菜单 <ulclass="nav nav-tabs">...<lirole="presentation"class="dropdown"><aclass="dropdown-toggle"data-toggle="dropdown"href="#"role="button"aria-haspopup="true"aria-expanded="false">Dropdown<spanclass="caret"></span></a><ulclass="dropdown-menu">...</ul></li>...<...
.align-items-设置在row元素类中。后加start、center、end,分别是顶部对齐,垂直居中,底部对齐.align-self-与上面的不同但相似,设置在column元素类中,单独对自身垂直方向对齐 代码语言:javascript 复制 <divclass="row align-items-center"><divclass="col">Oneofthree columns</div><divclass="col">Oneofthree...
text-align: center!important;/*水平居中表格标题栏文本必须提升样式优先级*/ } </style> </head> <body> <table class="table table-bordered table-striped table-hover table-condensed"> <caption>通讯录</caption> <tr><th>用户名</th><th>工作单位</th><th>手机</th></tr> ...
--navbar-fixed-top固定在顶部--><navclass="navbar navbar-inverse navbar-fixed-top"role="navigation"><divclass="container"><divclass="navbar-header"><!--使用 .nav-brand 的标签一般是 <a>,也可以是 <span> 或者 <div> 等标签。--><ahref="#"class="navbar-brand">Project Name</a></...
head><body><divclass="navbar navbar-expand-md navbar-dark bg-dark "><divclass="container"><aclass="navbar-brand"href="/">Application name</a><buttontype="button"class="navbar-toggler ml-auto"data-toggle="collapse"data-target=".navbar-collapse"><spanclass="navbar-toggler-icon"></...
51. 52. 53. 54. 55. 56. 57. 58. 59. 60. 效果图: 案例4:首页导航&搜索区域Bootstrap实现&搭首页框架 1、导航条组件的使用-Navbar 2、表单-Forms+输入框组组件-Input group 3、栅格系统:概念:Bootstrap提供了一套响应式、移动设备优先的流式网格系统 ...