样式修改完成，待测试

html/fc3d.html

@@ -66,9 +66,10 @@
     <div class="page-title-bar">
       <div class="page-title">福彩3D走势图</div>
       <div class="qishu">
+        <div class="qishu-but" data-count="10">10期</div>
+        <div class="qishu-but" data-count="20">20期</div>
         <div class="qishu-but active" data-count="30">30期</div>
         <div class="qishu-but" data-count="60">60期</div>
-        <div class="qishu-but" data-count="100">100期</div>
       </div>
     </div>
 
@@ -207,9 +208,12 @@
             var parsed = parseCode(item.openCode);
             var type = getType(parsed.hundred, parsed.ten, parsed.unit);
 
-            html += "<tr>";
+            html +=
+              r > 0 && r % 10 === 0
+                ? '<tr class="trend-period-separator">'
+                : "<tr>";
             html += '<td class="col-issue">' + item.issue + "</td>";
-            html += '<td class="col-code">' + item.openCode + "</td>";
+            html += '<td class="col-code">' + CommonUtil.renderTrendOpenCode(item.openCode, { mode: "position" }) + "</td>";
 
             // Type columns
             var typeNames = ["baozi", "zu3", "zu6"];
@@ -396,7 +400,8 @@
         function loadData() {
           ApiClient.requestLegacyLotteryResultCompat({ suoxie: "fc3d" }).then(function (res) {
               if (res && res.data) {
-                allData = res.data;
+                allData = Array.isArray(res.data) ? res.data : (res.data && (res.data.records || res.data.rows || res.data.list || res.data.data)) || [];
+                if (!Array.isArray(allData)) allData = [];
                 renderData(currentCount);
               }
           });