fix: minor color scheme inconsistencies

components/environments/Edit.vue

@@ -87,6 +87,7 @@
                 v-tippy="{ theme: 'tooltip' }"
                 :title="$t('delete')"
                 icon="delete"
+                color="red"
                 @click.native="removeEnvironmentVariable(index)"
               />
             </div>

components/environments/Environment.vue

@@ -58,6 +58,7 @@
       />
       <SmartItem
         icon="delete"
+        color="red"
         :label="$t('delete')"
         @click.native="
           confirmRemove = true

components/environments/index.vue

@@ -15,6 +15,7 @@
             py-3
             px-4
             focus:outline-none
+            select
           "
         >
           <option :value="-1">No environment</option>