feat: small color improvements

_sass/minima.scss

@@ -12,7 +12,8 @@ $spacing-unit:     30px !default;
 
 $text-color:       #111 !default;
 $background-color: #fdfdfd !default;
-$brand-color:      #2a7ae2 !default;
+// $brand-color:      #2a7ae2 !default;
+$brand-color:      #4085e4 !default;
 
 $grey-color:       #5c5c5c !default;
 $grey-color-light: lighten($grey-color, 40%) !default;

_sass/minima/_base.scss

@@ -132,7 +132,8 @@ a {
   }
 
   &:visited {
-    color: darken($brand-color, 15%);
+    // color: darken($brand-color, 15%);
+    color: $brand-color;
   }
 
   &:hover {
@@ -176,7 +177,7 @@ code {
   @include relative-font-size(0.9375);
   border: 1px solid $grey-color-light;
   border-radius: 3px;
-  background-color: #eef;
+  background-color: #f4f4f4;
 }
 
 code {
@@ -322,14 +323,16 @@ table {
   border: 1px solid $grey-color-light;
   tr {
     &:nth-child(even) {
-      background-color: lighten($grey-color-light, 6%);
+      // background-color: lighten($grey-color-light, 6%);
+      background-color: #f0f0f0;
     }
   }
   th, td {
     padding: ($spacing-unit / 3) ($spacing-unit / 2);
   }
   th {
-    background-color: lighten($grey-color-light, 3%);
+    // background-color: lighten($grey-color-light, 3%);
+    background-color: #f0f0f0;
     border: 1px solid darken($grey-color-light, 4%);
     border-bottom-color: darken($grey-color-light, 12%);
   }

_sass/minima/_layout.scss

@@ -162,7 +162,7 @@ html {
     }
 
     .active:after {
-      border-color: #58595B;
+      border-color: $brand-color;
     }
   }