make blue really blue

Author: wxiaoguang

web_src/less/_base.less

@@ -893,13 +893,13 @@ a.ui.card:hover,
     }
 
     &.blue {
-      color: var(--color-primary) !important;
+      color: var(--color-blue) !important;
 
       a {
         color: inherit !important;
 
         &:hover {
-          color: var(--color-primary-dark-1) !important;
+          color: #3876b3 !important;
         }
       }
     }
@@ -1078,7 +1078,7 @@ a.ui.card:hover,
     }
 
     &.blue {
-      background-color: var(--color-primary) !important;
+      background-color: var(--color-blue) !important;
     }
 
     &.black {
@@ -1133,7 +1133,7 @@ a.ui.card:hover,
     }
 
     &.blue {
-      border-color: var(--color-primary) !important;
+      border-color: var(--color-blue) !important;
     }
 
     &.black {
@@ -1748,59 +1748,43 @@ a.ui.label:hover {
   background: var(--color-hover);
 }
 
-.ui.blue.button,
-.ui.blue.buttons .button,
 .ui.primary.button,
 .ui.primary.buttons .button {
   background-color: var(--color-primary) !important;
 }
 
-.ui.blue.button:hover,
-.ui.blue.buttons .button:hover,
 .ui.primary.button:hover,
 .ui.primary.buttons .button:hover {
   background-color: var(--color-primary-dark-2) !important;
 }
 
-.ui.blue.button:focus,
-.ui.blue.buttons .button:focus,
 .ui.primary.button:focus,
 .ui.primary.buttons .button:focus {
   background-color: var(--color-primary-dark-3) !important;
 }
 
-.ui.basic.blue.button,
-.ui.basic.blue.buttons .button,
 .ui.basic.primary.button,
 .ui.basic.primary.buttons .button {
   box-shadow: inset 0 0 0 1px var(--color-primary) !important;
   color: #fff !important;
 }
 
-.ui.basic.blue.button:hover,
-.ui.basic.blue.buttons .button:hover,
 .ui.basic.primary.button:hover,
 .ui.basic.primary.buttons .button:hover {
   box-shadow: inset 0 0 0 1px var(--color-primary-dark-2) !important;
 }
 
-.ui.basic.blue.button:focus,
-.ui.basic.blue.buttons .button:focus,
 .ui.basic.primary.button:focus,
 .ui.basic.primary.buttons .button:focus {
   box-shadow: inset 0 0 0 1px var(--color-primary-dark-3) !important;
 }
 
-.ui.blue.label,
-.ui.blue.labels .label,
 .ui.primary.label,
 .ui.primary.labels .label {
   background-color: var(--color-primary) !important;
   border-color: var(--color-primary-dark-2) !important;
 }
 
-.ui.basic.labels .blue.label,
-.ui.ui.ui.basic.blue.label,
 .ui.basic.labels .primary.label,
 .ui.ui.ui.basic.primary.label {
   background: transparent !important;