如何在bootstrap glyphicons周围添加一个环

Geo*_*rds 16 html css twitter-bootstrap

如何在不使用实心圆圈的情况下在bootstrap字形周围添加一个环?我看过一个例子,你只是在圆形字形的顶部放置一个字形,但是你没有得到正确的背景颜色,如下所示.

例

van*_*ren 17

以下是如何使用模块化背景/颜色/边框选项在另一个(圆圈)div内显示和定位图标的示例.

请参阅工作代码段.

/**CSS FOR THE RING**/

.glyphicon-ring {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 4px solid white;
  color: white;
  display: inline-table;
  text-align: center;
}
/**CSS FOR ICON WITH NO BACKGROUND COLOR**/

.glyphicon-ring .glyphicon-bordered {
  font-size: 20px;
  vertical-align: middle;
  display: table-cell;
}
/**WITH AN ADDED BACKGROUND COLOR**/

.glyphicon-white {
  background: white;
  color: black;
  border: 4px solid black;
}
.glyphicon-teal {
  background: teal;
  color: orange;
}
.glyphicon-red {
  background: red;
}
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<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css" rel="stylesheet" />
<hr>
<div class="container-fluid text-center">
  <div class="row">
    <div class="col-sm-3">
      <div class="alert alert-success">
        <div class="glyphicon-ring"> <span class="glyphicon glyphicon-pencil glyphicon-bordered"></span>

        </div>
      </div>
      <h4>Transparent Defaults</h4>

    </div>
    <div class="col-sm-3">
      <div class="alert alert-warning">
        <div class="glyphicon-ring glyphicon-white"> <span class="glyphicon glyphicon-pencil glyphicon-bordered"></span>

        </div>
      </div>
      <h4>Background Color + Icon Color + Border Color</h4>

    </div>
    <div class="col-sm-3">
      <div class="alert alert-danger">
        <div class="glyphicon-ring glyphicon-red"> <span class="glyphicon glyphicon-pencil glyphicon-bordered"></span>

        </div>
      </div>
      <h4>Background Color + Default Icon Color</h4>

    </div>
    <div class="col-sm-3">
      <div class="alert alert-info">
        <div class="glyphicon-ring glyphicon-teal"> <span class="glyphicon glyphicon-pencil glyphicon-bordered"></span>

        </div>
      </div>
      <h4>Background Color + Icon Color</h4>

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