修改样式

src/main/webapp/WEB-INF/jsp/qypz/qypzjgxsNew.jsp

@@ -65,21 +65,22 @@
 }
 .btn-show,.btn_zdyan{
     position: absolute;
-    bottom:-37px;
+    bottom:-31px;
     left:50%;
     margin-left: -56px;
     background: url("/images/jt2.png");
+    background-size: cover;
     color: #666;
     display: none;
     margin-top:3px;
     margin-bottom: 10px;
-    width: 112px;
-    height: 35px;
+    width: 74px;
+    height: 24px;
     border:none;
 }
 
-.btn-show{background: url("/images/jt1.png");top:32px;}
-.btn_zdyan{background: url("/images/jt2.png");top:inherit;}
+.btn-show{background: url("/images/jt1.png");top:32px;background-size: cover;}
+.btn_zdyan{background: url("/images/jt2.png");top:inherit;background-size: cover;}
 .btn-show:hover{
     background-color:inherit;
     border:none;
@@ -426,9 +427,15 @@
         console.log($(document).scrollTop());
         if($(document).scrollTop()>=(gdWrap_H-140)){
             $(".btn-show").css({"display":"inline-block"})
+            if($(".ul-wrap").css("display")!="none"){
+                $(".btn-show").addClass("btn_zdyan");
+            }
+
         } else {
             $(".btn-show").hide()
             $(".ul-wrap").show();
+            $(".btn-show").removeClass("btn_zdyan");
+
         }
 
     })