问题:

在引导3中删除col-md-*的左右边距。

HTML代码:

<div class="col-md-12">
    <h2>OntoExplorer<span style="color:#b92429">.</span></h2>

    <div class="col-md-4">
        <div class="widget">
            <div class="widget-header">
                <h3>Dimensions</h3>
            </div>

            <div class="widget-content" id="">
                <div id='jqxWidget'>
                    <div style="clear:both;margin-bottom:20px;" id="listBoxA"></div>
                    <div style="clear:both;" id="listBoxB"></div>

                </div>
            </div>
        </div>
    </div>

    <div class="col-md-8">
        <div class="widget">
            <div class="widget-header">
                <h3>Results</h3>
            </div>

            <div class="widget-content">
                <div id="map_canvas" style="height: 362px;"></div>
            </div>
        </div>
    </div>

</div>

期望的输出:

目前,这段代码在两列的右侧和左侧添加了填充/边距。我在想,为了去掉两边的多余空间,我错过了什么?

注意:

如果我删除“col-md-4”,那么两列展开到100%,但我希望它们彼此相邻。


当前回答

自3.4.0版本起,引导3有了一种删除填充的正式方式:类row-no-gutters。

文档中的示例:

<div class="row row-no-gutters">
  <div class="col-xs-12 col-md-8">.col-xs-12 .col-md-8</div>
  <div class="col-xs-6 col-md-4">.col-xs-6 .col-md-4</div>
</div>
<div class="row row-no-gutters">
  <div class="col-xs-6 col-md-4">.col-xs-6 .col-md-4</div>
  <div class="col-xs-6 col-md-4">.col-xs-6 .col-md-4</div>
  <div class="col-xs-6 col-md-4">.col-xs-6 .col-md-4</div>
</div>
<div class="row row-no-gutters">
  <div class="col-xs-6">.col-xs-6</div>
  <div class="col-xs-6">.col-xs-6</div>
</div>

其他回答

以Vitaliy Silin的回答为基础。不仅包括我们根本不需要填充的情况,还包括我们有标准大小填充的情况。

在sassmeister.com上查看此代码到CSS的实时转换

@mixin padding($side, $size) {
    $padding-size : 0;
    @if $size == 'xs' { $padding-size : 5px; }
    @else if $size == 's' { $padding-size : 10px; }
    @else if $size == 'm' { $padding-size : 15px; }
    @else if $size == 'l' { $padding-size : 20px; }

    @if $side == 'all' {
        .padding--#{$size} {
            padding: $padding-size !important;
        }
    } @else {
        .padding-#{$side}--#{$size} {
            padding-#{$side}: $padding-size !important;
        }
    }
}

$sides-list: all top right bottom left;
$sizes-list: none xs s m l;
@each $current-side in $sides-list {
  @each $current-size in $sizes-list {
    @include padding($current-side,$current-size);
  }
}

然后输出:

.padding--none {
  padding: 0 !important;
}

.padding--xs {
  padding: 5px !important;
}

.padding--s {
  padding: 10px !important;
}

.padding--m {
  padding: 15px !important;
}

.padding--l {
  padding: 20px !important;
}

.padding-top--none {
  padding-top: 0 !important;
}

.padding-top--xs {
  padding-top: 5px !important;
}

.padding-top--s {
  padding-top: 10px !important;
}

.padding-top--m {
  padding-top: 15px !important;
}

.padding-top--l {
  padding-top: 20px !important;
}

.padding-right--none {
  padding-right: 0 !important;
}

.padding-right--xs {
  padding-right: 5px !important;
}

.padding-right--s {
  padding-right: 10px !important;
}

.padding-right--m {
  padding-right: 15px !important;
}

.padding-right--l {
  padding-right: 20px !important;
}

.padding-bottom--none {
  padding-bottom: 0 !important;
}

.padding-bottom--xs {
  padding-bottom: 5px !important;
}

.padding-bottom--s {
  padding-bottom: 10px !important;
}

.padding-bottom--m {
  padding-bottom: 15px !important;
}

.padding-bottom--l {
  padding-bottom: 20px !important;
}

.padding-left--none {
  padding-left: 0 !important;
}

.padding-left--xs {
  padding-left: 5px !important;
}

.padding-left--s {
  padding-left: 10px !important;
}

.padding-left--m {
  padding-left: 15px !important;
}

.padding-left--l {
  padding-left: 20px !important;
}

我仍然喜欢控制每个屏幕大小的每个填充,所以这个css可能对你们有用:)

.nopadding-lg {
    padding-left: 0!important;
    padding-right: 0!important;
}
.nopadding-left-lg {padding-left: 0!important;}
.nopadding-right-lg {padding-right: 0!important;}

@media (max-width: 576px) {
    .nopadding-xs {
        padding-left: 0!important;
        padding-right: 0!important;
    }
    .nopadding-left-xs {padding-left: 0!important;}
    .nopadding-right-xs {padding-right: 0!important;}
}

@media (max-width: 768px) {
    .nopadding-sm {
        padding-left: 0!important;
        padding-right: 0!important;
    }
    .nopadding-left-sm {padding-left: 0!important;}
    .nopadding-right-sm {padding-right: 0!important;}
}
@media (max-width: 992px) {
    .nopadding-md {
        padding-left: 0!important;
        padding-right: 0!important;
    }
    .nopadding-left-md {padding-left: 0!important;}
    .nopadding-right-md {padding-right: 0!important;}
}

有时可能会丢失列所需的填充。它们最终会粘在一起。为了防止这种情况,你可以像下面这样更新类:

<div class="col-md-3 NoPaddingForChildren">
        <div class="col-md-6">
                    <label>Id</label>
                    <input ng-model="ID" class="form-control">
        </div>
        <div class="col-md-6">
                    <label>Value</label>
                    <input ng-model="Val" class="form-control">
        </div>
</div>

及对应类:

.NoPaddingForChildren > div:not(:first-child):not(:last-child) {
    padding-left: 0;
    padding-right: 0;
}

.NoPaddingForChildren > div:first-child {
    padding-left: 0;
}

.NoPaddingForChildren > div:last-child {    
    padding-right: 0;
}

删除/自定义引导水槽与css 参考:http://arnique.net/web-design/58/a-quick-guide-to-changing-bootstraps-gutter-width/

/* remove */ .gutter-0.row { margin-right: -0px; margin-left: -0px; } .gutter-0 > [class^="col-"], .gutter-0 > [class^=" col-"] { padding-right: 0px; padding-left: 0px; } /* customize */ .gutter-6.row { margin-right: -3px; margin-left: -3px; } .gutter-6 > [class^="col-"], .gutter-6 > [class^=" col-"] { padding-right: 3px; padding-left: 3px; } <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet"/> <div class="row gutter-6"> <div class="col-sm-3 col-md-3"> <div class="thumbnail"> <img width="100%" src="data:image/svg+xml;base64,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" alt=""> <div class="caption"> <h3>Thumbnail label</h3> <p>more</p> <p><a href="#" class="btn btn-primary" role="button">Button</a> <a href="#" class="btn btn-default" role="button">Button</a></p> </div> </div> </div> <div class="col-sm-3 col-md-3"> <div class="thumbnail"> <img width="100%" src="data:image/svg+xml;base64,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" alt=""> <div class="caption"> <h3>Thumbnail label</h3> <p>more</p> <p><a href="#" class="btn btn-primary" role="button">Button</a> <a href="#" class="btn btn-default" role="button">Button</a></p> </div> </div> </div> <div class="col-sm-3 col-md-3"> <div class="thumbnail"> <img width="100%" src="data:image/svg+xml;base64,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" alt=""> <div class="caption"> <h3>Thumbnail label</h3> <p>more</p> <p><a href="#" class="btn btn-primary" role="button">Button</a> <a href="#" class="btn btn-default" role="button">Button</a></p> </div> </div> </div> <div class="col-sm-3 col-md-3"> <div class="thumbnail"> <img width="100%" src="data:image/svg+xml;base64,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" alt=""> <div class="caption"> <h3>Thumbnail label</h3> <p>more</p> <p><a href="#" class="btn btn-primary" role="button">Button</a> <a href="#" class="btn btn-default" role="button">Button</a></p> </div> </div> </div> </div>

使用3.7.7或更小的引导程序删除b/w列的间距。

.no-gutter是一个自定义类,可以添加到行div中

.no-gutter > [class*='col-'] {
        padding-right:0;
        padding-left:0;
    }