"background-color":(property:background-color,class:bg,local-vars:("bg-opacity":1),values:map-merge($utilities-bg-colors,("transparent":transparent))),"bg-opacity":(css-var:true,class:bg-opacity,values:(10:.1,25:.25,50:.5,75:.75,100:1)),...
style中的background-color是用来设置控件的背景色的,它是CSS中的属性。可以缩写为background。 bgcolor bgcolor是html中的属性,从HTML4起,W3C为了支持CSS中的background-color属性已经废弃了bgcolor。因此以后不要用bgcolor了。 border-color border-color顾名思义,它主要是用来设置控件的边框颜色。 用法举例: 代码语言...
However, you can use the .text-bg-color classes and Bootstrap will automatically handle the appropriate text color for each background color:Example This text is important. This text indicates success. This text represents some information. This text represents a warning. This text represents ...
Bootstrap doesn’t includecolorandbackground-colorutilities for every color variable, but you can generate these yourself with ourutility APIand our extended Sass maps added in v5.1.0. To start, make sure you’ve imported our functions, variables, mixins, and utilities. ...
@mixingradient-bg($color:null){background-color:$color;@if$enable-gradients{background-image:var(--#{$variable-prefix}gradient);}} // Horizontal gradient, from left to right/// Creates two color stops, start and end, by specifying a color and position for each color stop.@mixingradient...
嗨,我有一个bootstrap模态,我想设置它的background-color: 但我在顶角有一个空白: 这是我的风格: .modal.modal-alert .modal-dialog .modal-content { border-radius: 6px; padding: 0; } .modal.modal-alert .modal-dialog .modal-content .modal-header { ...
When selecting a background color, make sure the foreground color contrast passes a minimum WCAG accessibility rating of level AA. Quick reference Similar to the contextual text color classes, set the background of an element to any contextual class. Background utilities do not set color, so in...
body{font:1rem/1.5var(--font-family-sans-serif); }a{color: var(--blue); }.custom-class{color: var(--primary);background-color: var(--dark); } 另请参阅 如果要定义自定义断点名称,请参阅BootstrapVue 设置页面, 以了解如何更新BootstrapVue和断点专用属性。 有关引导程序的 SCSS/CSS主题...
.bg-success { --bs-bg-opacity: 1; background-color: rgba(var(--bs-success-rgb), var(--bs-bg-opacity)) !important; } We use an RGB version of our --bs-success (with the value of 25, 135, 84) CSS variable and attached a second CSS variable, --bs-bg-opacity, for the alph...
这是 center-block 实例 尝试一下 » 结果如下所示: 清除浮动 如需清除元素的浮动,请使用.clearfixclass。 实例 向左快速浮动向右快速浮动 尝试一下 » 结果如下所示: 显示和隐藏内容 您可以通过使用 class.show和.hidden来强行设置元素显示或隐藏(包括屏幕阅读器)...