Change icon colors in Sience Domains tab of Ecosystem section (#607)

* Change icon colors in Sience Domains tab

* Left-align icons in Scientific Domain tab

* Change scientific domain title color

* Use variable `--colorPrimaryDark`

Author: ernestofgonzalez

assets/css/casestudies.css

@@ -29,7 +29,7 @@
 }
 
 .casestudies a {
-    color: rgb(1, 50, 67) !important;
+    color: var(--colorPrimaryDark) !important;
 }
 
 .casestudies-box-title {
@@ -74,7 +74,7 @@
     left: 0;
     right: 100%;
     bottom: 0;
-    background: rgb(1, 50, 67);
+    background: var(--colorPrimaryDark);
     height: 4px;
     -webkit-transition-property: right;
     transition-property: right;

assets/css/tabs.css

@@ -111,12 +111,16 @@ td.bold-text {
     text-align: center;
 }
 
+.scientific-domains td.bold-text {
+    color: var(--colorPrimaryDark);
+}
+
 img.cell-layout {
     border-radius: 10px;
     width: 50px;
     height: 50px;
     display: block;
-    margin-left: auto;
+    margin-left: 0px;
     margin-right: auto;
 }