style:证书预览

 <!--
  * @Description:
  * @Autor: renchao
- * @LastEditTime: 2023-08-22 16:15:45
+ * @LastEditTime: 2023-08-22 16:32:18
 -->
 <template>
   <div class="from-clues loadingtext" v-Loading="loading" element-loading-text="拼命加载中..." style="height:720px;text-align: center;">
@@ -166,7 +166,7 @@
             }
             arr.push(currentLine);
             arr.forEach((line, index) => {
-              context.fillText(line, 129, y + (index * 20)); // 调整行高
+              context.fillText(line, 129, y + (index * 16)); // 调整行高
             })
           })
           let lines1 = this.bdcqz.fj ? this.bdcqz.fj.split(' ') : [];