styling: #3985 better header button spacing for dashboard sections

backend/src/appenlight/static/css/front.css

@@ -8005,6 +8005,7 b' h4 {'
   min-height: 50px;
 }
 .panel-heading {
+  padding: 14px;
   background: -moz-linear-gradient(top, rgba(252, 254, 255, 0) 0%, rgba(0, 0, 0, 0.05) 100%);
   background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, rgba(252, 254, 255, 0)), color-stop(100%, rgba(0, 0, 0, 0.05)));
   background: -webkit-linear-gradient(top, rgba(252, 254, 255, 0) 0%, rgba(0, 0, 0, 0.05) 100%);
@@ -8167,12 +8168,12 b' h4 {'
 }
 .top-state-front_dashboard .pause_stream {
   position: absolute;
-  top: 5px;
+  top: 7px;
   right: 50px;
 }
 .top-state-front_dashboard .limit_stream {
   position: absolute;
-  top: 5px;
+  top: 7px;
   right: 10px;
 }
 .top-state-front_dashboard .combined-stat {
@@ -8359,7 +8360,8 b' h4 {'
   display: inline-block;
   min-height: 33px;
   min-width: 33px;
-  padding: 8px 0 0;
+  padding: 8px;
+  margin-top: 8px;
   text-align: center;
 }
 .top-state-front_dashboard #slow-statements .type {

frontend/css/front_shared.less

@@ -859,6 +859,7 b' h4 {'
 }
 
 .panel-heading {
+    padding: 14px;
     background: -moz-linear-gradient(top, rgba(252, 254, 255, 0) 0%, rgba(0, 0, 0, 0.05) 100%);
     background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, rgba(252, 254, 255, 0)), color-stop(100%, rgba(0, 0, 0, 0.05)));
     background: -webkit-linear-gradient(top, rgba(252, 254, 255, 0) 0%, rgba(0, 0, 0, 0.05) 100%);

frontend/css/sections/front_dashboard.css.less

@@ -8,13 +8,13 b''
 
     .pause_stream {
         position: absolute;
-        top: 5px;
+        top: 7px;
         right: 50px;
     }
 
     .limit_stream {
         position: absolute;
-        top: 5px;
+        top: 7px;
         right: 10px;
     }
 
@@ -205,7 +205,8 b''
             display: inline-block;
             min-height: 33px;
             min-width: 33px;
-            padding: 8px 0 0;
+            padding: 8px;
+            margin-top: 8px;
             text-align: center;
         }