Update styles on spend table in reports

styles/sections/_reports.scss

@@ -200,9 +200,12 @@
 
 
 .spend-table {
+  box-shadow: 0 6px 18px 0 rgba(144,164,183,0.3);
+
   .spend-table__header {
     @include panel-base;
     @include panel-theme-default;
+    border-top: none;
     border-bottom: 0;
     display: flex;
     flex-direction: row;
@@ -212,8 +215,8 @@
     padding: $gap * 2;
 
     .spend-table__title {
-      @include h3;
-      margin: 0;
+      @include h4;
+      font-size: $lead-font-size;
       flex: 2;
     }
 
@@ -224,6 +227,12 @@
   }
 
   table {
+    thead th {
+      text-transform: uppercase;
+      border-bottom: 1px solid $color-gray-lightest;
+      border-top: none;
+    }
+
     th, td {
       white-space: nowrap;
 
@@ -231,10 +240,6 @@
         margin: 0;
       }
 
-      &.current-month {
-        background-color: $color-aqua-lightest;
-      }
-
       &.previous-month {
         color: $color-gray;
       }
@@ -283,13 +288,15 @@
     .spend-table__portfolio {
       th, td {
         font-weight: bold;
+        border-bottom: 1px solid $color-gray-lightest;
       }
     }
 
     .spend-table__application {
       .spend-table__application__toggler {
-        @include icon-link-color($color-black-light, $color-gray-lightest);
+        @include icon-link-color($color-blue, $color-gray-lightest);
         margin-left: -$gap;
+        color: $color-blue;
 
         .icon {
           @include icon-size(12);
@@ -297,14 +304,21 @@
         }
       }
 
-      .spend-table__application__env {
-        margin-left: $gap;
+      th, td {
+        border-bottom: none;
+      }
 
-        &:last-child {
-          td, th {
-            padding-bottom: $gap * 5;
-            box-shadow: inset 0 (-$gap * 2.5) 0 $color-gray-lightest;
+      .spend-table__application__env {
+        margin-left: 2 * $gap;
+
+        th, td {
+          .icon-link {
+            font-weight: $font-normal;
+            font-size: $base-font-size;
           }
+
+          border-bottom: 1px dashed $color-white;
+          background-color: $color-blue-light;
         }
       }
     }