an>
            <div class="name">
              自由曲线
            </div>
            <div class="code-name">.icon-ziyouquxian
            </div>
          </li>
          
          <li class="dib">
            <span class="icon iconfont icon-zhixian"></span>
            <div class="name">
              直线
            </div>
            <div class="code-name">.icon-zhixian
            </div>
          </li>
          
          <li class="dib">
            <span class="icon iconfont icon-xiangyo