引入 be-icons.css(使用SVG图标时不需要)
<link rel="stylesheet" href="https://cdn.phpbe.com/ui/be-icons.css">字体图标
<i class="bi-7-square-fill"></i>控制大小、颜色
<span style="font-size:3rem; color: #B75555;">
  <i class="bi-7-square-fill"></i>
</span>
<i class="bi-7-square-fill"  style="font-size:4rem; color: #B75555;"></i>
通过 BE前端框架样式 控制大小、颜色
<span class="be-fs-300 be-c-purple">
  <i class="bi-7-square-fill"></i>
</span>
<i class="bi-7-square-fill be-fs-400 be-c-purple"></i>
与文字混排
                    
  图标  与文字混排
                
                <span class="be-fs-150 be-c-pink">
  图标 <i class="bi-7-square-fill"></i> 与文字混排
</span>用于链接
<a href="#">
  <i class="bi-7-square-fill"></i> 链接
</a>
   
<a href="#" class="be-btn be-btn-blue be-btn-outline">
  <i class="bi-7-square-fill"></i> 按钮外观的链接
</a>
用于按钮
<button class="be-btn">
  <i class="bi-7-square-fill"></i> 按钮
</button>
   
<button class="be-btn be-btn-major">
  <i class="bi-7-square-fill"></i> 按钮
</button>
   
<button class="be-btn be-btn-green be-btn-plain be-btn-lg">
  <i class="bi-7-square-fill"></i> 按钮
</button>SVG图标
<svg xmlns="http://www.w3.org/2000/svg" fill="currentColor" viewBox="0 0 16 16">
  <path d="M2 0a2 2 0 0 0-2 2v12a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V2a2 2 0 0 0-2-2H2Zm3.37 5.11V4.001h5.308V5.15L7.42 12H6.025l3.317-6.82v-.07H5.369Z"/>
</svg>控制大小、颜色
<style type="text/css">
  .svg-style-1 svg {
    display: inline-block;
    vertical-align: -.125em;
    width: 4rem;
    height: 4rem;
    color: #B75555;
  }
</style>
<span class="svg-style-1">
<svg xmlns="http://www.w3.org/2000/svg" fill="currentColor" viewBox="0 0 16 16">
  <path d="M2 0a2 2 0 0 0-2 2v12a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V2a2 2 0 0 0-2-2H2Zm3.37 5.11V4.001h5.308V5.15L7.42 12H6.025l3.317-6.82v-.07H5.369Z"/>
</svg>
</span>与文字混排
                    
 图标 
 
与文字混排
                
                <style type="text/css">
  .svg-style-2 {
    font-size: 1.5rem;
    color:#c69;
  }
  .svg-style-2 svg {
    display: inline-block;
    vertical-align: -.125em;
    width: 1.5rem;
    height: 1.5rem;
  }
</style>
<span class="svg-style-2">
 图标 
<svg xmlns="http://www.w3.org/2000/svg" fill="currentColor" viewBox="0 0 16 16">
  <path d="M2 0a2 2 0 0 0-2 2v12a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V2a2 2 0 0 0-2-2H2Zm3.37 5.11V4.001h5.308V5.15L7.42 12H6.025l3.317-6.82v-.07H5.369Z"/>
</svg> 
与文字混排
</span>SVG 需增加专门的样式进行控制
用于链接
<style type="text/css">
  .svg-style-3 svg {
    display: inline-block;
    vertical-align: -.125em;
    width: 1rem;
    height: 1rem;
  }
</style>
<a href="#" class="svg-style-3">
<svg xmlns="http://www.w3.org/2000/svg" fill="currentColor" viewBox="0 0 16 16">
  <path d="M2 0a2 2 0 0 0-2 2v12a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V2a2 2 0 0 0-2-2H2Zm3.37 5.11V4.001h5.308V5.15L7.42 12H6.025l3.317-6.82v-.07H5.369Z"/>
</svg>
 链接
</a>
用于按钮
<style type="text/css">
  .svg-style-4 svg {
    display: inline-block;
    vertical-align: -.125em;
    width: 1rem;
    height: 1rem;
  }
</style>
<button class="be-btn be-btn-major svg-style-4">
<svg xmlns="http://www.w3.org/2000/svg" fill="currentColor" viewBox="0 0 16 16">
  <path d="M2 0a2 2 0 0 0-2 2v12a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V2a2 2 0 0 0-2-2H2Zm3.37 5.11V4.001h5.308V5.15L7.42 12H6.025l3.317-6.82v-.07H5.369Z"/>
</svg>
 按钮
</button>SVG用于CSS背景中
<style type="text/css">
  .svg-style-5 {
    display: inline-block;
    width: 6rem;
    height: 6rem;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath d='M2 0a2 2 0 0 0-2 2v12a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V2a2 2 0 0 0-2-2H2Zm3.37 5.11V4.001h5.308V5.15L7.42 12H6.025l3.317-6.82v-.07H5.369Z'/%3e%3c/svg%3e");
    background-size: 6rem 6rem;
    background-repeat: no-repeat;
  }
</style>
<span class="svg-style-5"></span>SVG用于CSS背景中,指定颜色
<style type="text/css">
  .svg-style-6 {
    display: inline-block;
    width: 6rem;
    height: 6rem;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='%237952b3' d='M2 0a2 2 0 0 0-2 2v12a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V2a2 2 0 0 0-2-2H2Zm3.37 5.11V4.001h5.308V5.15L7.42 12H6.025l3.317-6.82v-.07H5.369Z'/%3e%3c/svg%3e");
    background-size: 6rem 6rem;
    background-repeat: no-repeat;
  }
</style>
<span class="svg-style-6"></span>