feat: 计时/开牌结果移到右侧面板（限红区旁边）

- tab_b.html: limit-box 和 result-area 并排布局
- CSS: 隐藏原始大 overlay，结果在右侧面板显示
- JS: countDown/showPng 同步更新到 #resultAreaTimer/#resultAreaImg

public/static/handle/js/handle_b.js

@@ -715,7 +715,11 @@ function showPng(opening, pair,isVoice){
     if(isVoice){
         audioMp3(mp3List).Play();
     }
-
+    var imgSrc = $('#openingPng').attr('src');
+    if(imgSrc){
+        $("#resultAreaTimer").hide();
+        $("#resultAreaImg").html('<img src="'+imgSrc+'"/>');
+    }
 }
 
 function showPngDt (opening,isVoice){
@@ -800,6 +804,8 @@ function countDown(time) {
     $(".countdown .num").html(time)
     $(".countdown").css({"opacity":1,"display":"block"});
     $(".countdown .grab-count").addClass("count-active");
+    $("#resultAreaTimer").html(time).show();
+    $("#resultAreaImg").empty();
     if(time == 10){
         mp3List = ['time_tip_10.mp3'];
         audioMp3(mp3List).Play();
@@ -813,6 +819,7 @@ function countDown(time) {
         audioMp3(mp3List).Play();
         $(".countdown").css({"opacity":0,"display":"none"});
         $(".countdown .grab-count").removeClass("count-active");
+        $("#resultAreaTimer").hide();
         return;
     }
 }