Changed all font-weight values to 400 and 600

app/assets/stylesheets/pages/issuable.scss

@@ -271,7 +271,7 @@
     }
     .light {
-      font-weight: normal;
+      font-weight: $gl-font-weight-normal;
     }
     .no-value {
@@ -306,7 +306,7 @@
       display: block;
       margin-top: 4px;
       font-size: 13px;
-      font-weight: normal;
+      font-weight: $gl-font-weight-normal;
     }
     .hide-expanded {
@@ -689,7 +689,7 @@
     .issuable-info,
     .task-status,
     .issuable-updated-at {
-      font-weight: normal;
+      font-weight: $gl-font-weight-normal;
       color: $gl-text-color-secondary;
       a {

app/assets/stylesheets/pages/issues.scss

@@ -75,7 +75,7 @@ ul.related-merge-requests > li {
 .merge-requests-title,
 .related-branches-title {
   font-size: 16px;
-  font-weight: 600;
+  font-weight: $gl-font-weight-bold;
 }
 .merge-request-id {
@@ -244,7 +244,7 @@ ul.related-merge-requests > li {
       strong {
         display: block;
-        font-weight: 600;
+        font-weight: $gl-font-weight-bold;
       }
     }
   }

app/assets/stylesheets/pages/login.scss

@@ -22,7 +22,7 @@
     }
     h1:first-child {
-      font-weight: normal;
+      font-weight: $gl-font-weight-normal;
       margin-bottom: 0.68em;
       margin-top: 0;
       font-size: 34px;
@@ -38,7 +38,7 @@
     }
     a {
-      font-weight: bold;
+      font-weight: $gl-font-weight-bold;
     }
   }
@@ -54,7 +54,7 @@
     padding: 15px;
     .login-heading h3 {
-      font-weight: 300;
+      font-weight: $gl-font-weight-normal;
       line-height: 1.5;
       margin: 0 0 10px;
     }
@@ -186,7 +186,7 @@
   }
   label {
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
   }
   .submit-container {

app/assets/stylesheets/pages/members.scss

@@ -46,7 +46,7 @@
     }
     strong {
-      font-weight: 600;
+      font-weight: $gl-font-weight-bold;
     }
   }
@@ -221,7 +221,7 @@
   }
   .member {
-    font-weight: bold;
+    font-weight: $gl-font-weight-bold;
     overflow-wrap: break-word;
     word-break: break-all;
   }

app/assets/stylesheets/pages/merge_requests.scss

@@ -197,7 +197,7 @@
     @extend .ref-name;
     color: $gl-text-color;
-    font-weight: 600;
+    font-weight: $gl-font-weight-bold;
     overflow: hidden;
     word-break: break-all;
@@ -228,7 +228,7 @@
   .mr-widget-body {
     h4 {
       float: left;
-      font-weight: 600;
+      font-weight: $gl-font-weight-bold;
       font-size: 14px;
       line-height: inherit;
       margin-top: 0;
@@ -239,7 +239,7 @@
       }
       time {
-        font-weight: normal;
+        font-weight: $gl-font-weight-normal;
       }
     }
@@ -249,7 +249,7 @@
     }
     label {
-      font-weight: normal;
+      font-weight: $gl-font-weight-normal;
     }
     .spacing {
@@ -257,12 +257,12 @@
     }
     .bold {
-      font-weight: 600;
+      font-weight: $gl-font-weight-bold;
       color: $gl-gray-light;
     }
     .state-label {
-      font-weight: 600;
+      font-weight: $gl-font-weight-bold;
       padding-right: 10px;
     }
@@ -336,7 +336,7 @@
       .text {
         span {
-          font-weight: 600;
+          font-weight: $gl-font-weight-bold;
         }
         p {
@@ -505,7 +505,7 @@
 .panel-new-merge-request {
   .panel-heading {
     padding: 5px 10px;
-    font-weight: 600;
+    font-weight: $gl-font-weight-bold;
     line-height: 25px;
   }

app/assets/stylesheets/pages/milestone.scss

@@ -7,7 +7,7 @@
     padding: 10px 16px;
     h4 {
-      font-weight: bold;
+      font-weight: $gl-font-weight-bold;
     }
     .progress {
@@ -81,7 +81,7 @@
   }
   .remaining-days strong {
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
   }
   .milestone-stat {

app/assets/stylesheets/pages/note_form.scss

@@ -188,7 +188,7 @@
     .close {
       color: $white-light;
       opacity: 0.85;
-      font-weight: normal;
+      font-weight: $gl-font-weight-normal;
       &:hover {
         opacity: 1;

app/assets/stylesheets/pages/pipeline_schedules.scss

@@ -12,7 +12,7 @@
 .interval-pattern-form-group {
   label {
     margin-right: 10px;
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
     &[for='custom'] {
       margin-right: 0;

app/assets/stylesheets/pages/pipelines.scss

@@ -128,7 +128,7 @@
   .branch-commit {
     .ref-name {
-      font-weight: bold;
+      font-weight: $gl-font-weight-bold;
       max-width: 120px;
       overflow: hidden;
       display: inline-block;
@@ -272,7 +272,7 @@
     .build-name {
       float: right;
-      font-weight: 500;
+      font-weight: $gl-font-weight-normal;
     }
     .ci-status-icon-failed svg {
@@ -281,7 +281,7 @@
     .stage {
       color: $gl-text-color-secondary;
-      font-weight: 500;
+      font-weight: $gl-font-weight-normal;
       vertical-align: middle;
     }
   }
@@ -420,7 +420,7 @@
   .stage-name {
     margin: 0 0 15px 10px;
-    font-weight: bold;
+    font-weight: $gl-font-weight-bold;
     width: 176px;
     white-space: nowrap;
     overflow: hidden;
@@ -580,7 +580,7 @@
   vertical-align: bottom;
   display: inline-block;
   position: relative;
-  font-weight: normal;
+  font-weight: $gl-font-weight-normal;
 }
 @mixin mini-pipeline-graph-color($color-light, $color-main, $color-dark) {
@@ -724,7 +724,7 @@ button.mini-pipeline-graph-dropdown-toggle {
   .mini-pipeline-graph-dropdown-item {
     padding: 3px 7px 4px;
     clear: both;
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
     line-height: 1.428571429;
     white-space: nowrap;
     margin: 0 5px;

app/assets/stylesheets/pages/profile.scss

@@ -83,7 +83,7 @@
   &::after {
     content: "\00B7"; // Middle Dot
     padding: 0 6px;
-    font-weight: bold;
+    font-weight: $gl-font-weight-bold;
   }
   &:last-child {
@@ -277,7 +277,7 @@ table.u2f-registrations {
 .oauth-application-show {
   .scope-name {
-    font-weight: 600;
+    font-weight: $gl-font-weight-bold;
   }
   .scopes-list {

app/assets/stylesheets/pages/projects.scss

@@ -2,7 +2,7 @@
   margin: -16px;
   .alert-link {
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
   }
 }
@@ -114,7 +114,7 @@
     margin-top: 10px;
     margin-bottom: 10px;
     font-size: 24px;
-    font-weight: 400;
+    font-weight: $gl-font-weight-normal;
     line-height: 1;
     word-wrap: break-word;
@@ -259,7 +259,7 @@
       border-width: 1px;
       border-style: solid;
       font-size: 13px;
-      font-weight: 600;
+      font-weight: $gl-font-weight-bold;
       line-height: 13px;
       letter-spacing: .4px;
       padding: 6px 14px;
@@ -309,7 +309,7 @@
     }
     .option-title {
-      font-weight: normal;
+      font-weight: $gl-font-weight-normal;
       display: inline-block;
       color: $gl-text-color;
     }
@@ -575,7 +575,7 @@ a.deploy-project-label {
       color: $gl-text-color-tertiary;
       transform: translateY(-50%);
       font-size: 12px;
-      font-weight: bold;
+      font-weight: $gl-font-weight-bold;
       line-height: 20px;
       // Mobile
@@ -826,7 +826,7 @@ pre.light-well {
 .new-protected-tag {
   label {
     margin-top: 6px;
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
   }
 }
@@ -853,7 +853,7 @@ pre.light-well {
     }
     &.is-active {
-      font-weight: 600;
+      font-weight: $gl-font-weight-bold;
     }
   }
@@ -952,7 +952,7 @@ pre.light-well {
     &::before {
       font-family: FontAwesome;
-      font-weight: normal;
+      font-weight: $gl-font-weight-normal;
       font-style: normal;
     }
   }

app/assets/stylesheets/pages/repo.scss

@@ -267,7 +267,7 @@
           display: inline-block;
           font-size: 10px;
           text-transform: uppercase;
-          font-weight: bold;
+          font-weight: $gl-font-weight-bold;
           color: $gray-darkest;
           white-space: nowrap;
           overflow: hidden;

app/assets/stylesheets/pages/runners.scss

@@ -30,7 +30,7 @@
   }
   h4 {
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
   }
 }

app/assets/stylesheets/pages/search.scss

@@ -94,7 +94,7 @@ input[type="checkbox"]:hover {
       &::before {
         font-family: FontAwesome;
-        font-weight: normal;
+        font-weight: $gl-font-weight-normal;
         font-style: normal;
       }
     }

app/assets/stylesheets/pages/sherlock.scss

@@ -29,5 +29,5 @@ table .sherlock-code {
 .sherlock-line-samples-table .slow {
   color: $red-500;
-  font-weight: bold;
+  font-weight: $gl-font-weight-bold;
 }

app/assets/stylesheets/pages/todos.scss

@@ -108,14 +108,14 @@
     margin: 0;
     float: none;
     display: inline-block;
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
     padding: 0 5px;
     line-height: inherit;
     font-size: 14px;
   }
   .action-name {
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
   }
   .todo-body {
@@ -262,6 +262,6 @@
   }
   a {
-    font-weight: 600;
+    font-weight: $gl-font-weight-bold;
   }
 }

app/assets/stylesheets/pages/tree.scss

@@ -231,7 +231,7 @@
 }
 .upload-link {
-  font-weight: normal;
+  font-weight: $gl-font-weight-normal;
   color: $md-link-color;
 }

app/assets/stylesheets/pages/ui_dev_kit.scss

 .gitlab-ui-dev-kit {
   > h2 {
     margin: 35px 0 20px;
-    font-weight: bold;
+    font-weight: $gl-font-weight-bold;
   }
   .example {

app/assets/stylesheets/pages/wiki.scss

@@ -37,7 +37,7 @@
   }
   .light {
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
     color: $gl-text-color-secondary;
   }
@@ -89,7 +89,7 @@
   h3 {
     font-size: 19px;
-    font-weight: normal;
+    font-weight: $gl-font-weight-normal;
     margin: $gl-padding 0;
   }
 }

app/assets/stylesheets/pages/xterm.scss

@@ -281,7 +281,7 @@
   $xterm-fg-255: #eee;
   .term-bold {
-    font-weight: bold;
+    font-weight: $gl-font-weight-bold;
   }
   .term-italic {