修改i位置和横板收起背景色（2617，2619）

src/css/indexHorizontal.less

@@ -131,7 +131,6 @@
 }
 
 .slideup {
-    background-color: #fff;
     position: absolute;
     float: right;
     top: 0px;
@@ -172,16 +171,16 @@
 .recommendInfoItem,.diagNameBox {
     .infoMsg,
     .infoMsgOn {
-        top: 4px;
+        top: 2px;
     }
 }
 .infoMsg,
 .infoMsgOn {
-    top: 8px;
+    top: 2px;
 }
 .infoMsg,
 .infoMsgOn {
-    position: absolute;
+    position: relative;
     right: 0px;
     display: none;
     cursor: pointer;
@@ -195,7 +194,7 @@
 .diagNameBox:hover,
 .durgNameBox:hover {
     color: #267FD7;
-
+    padding-right: 0;
     .infoMsg {
         display: inline-block;
         width: 14px;