[FIX] some styles

CardGrid.vue

@@ -59,8 +59,8 @@
 <style lang="sass">
     .card-grid-wrapper
         width: 100%
-        height: calc(100% - 100px)
-        margin-top: 15px
+        height: calc(100% - 50px)
+        margin-top: 10px
         overflow-y: auto
         .card-grid-loading
             width: 100%