1124_update: signs position adjust

css/index.css

@@ -51,13 +51,13 @@ a{
     width: 90%;
     position: absolute;
     left: 21%;
-    top: 29%;
+    top: 30%;
 }
 .sign3{
     width: 90%;
     position: absolute;
     left: 29.8%;
-    top: 29.2%;
+    top: 30%;
 }
 
 
@@ -71,7 +71,7 @@ a{
     width: 90%;
     position: absolute;
     left: -15.5%;
-    top: 50%;
+    top: 51%;
 }
 .sign5{
     width: 90%;
@@ -83,7 +83,7 @@ a{
     width: 90%;
     position: absolute;
     left: -4%;
-    top: 56%;
+    top: 57%;
 }
 
 footer{