fix: 新增红绿灯圆点内边距8px

src/components/TongzhouTrafficMap.vue

@@ -211,7 +211,7 @@ export default {
       const marker = new this.AMap.Marker({
         position: position,
         // 去掉了数字显示，仅保留呼吸灯效果
-        content: `<div class="pure-light-node" style="background: ${config.color}; box-shadow: 0 0 15px ${config.color}; font-size: 12px; display: flex; justify-content: center; align-items: center; color: #fff;">${config?.name?.charAt(0)}</div>`,
+        content: `<div class="pure-light-node" style="background: ${config.color}; box-shadow: 0 0 15px ${config.color}; font-size: 12px; display: flex; justify-content: center; align-items: center; color: #fff; padding: 8px;">${config?.name?.charAt(0)}</div>`,
         offset: new this.AMap.Pixel(-10, -10),
         extData: {
           ...config,