Fix some style errors in the create-epic lightbox

app/locales/taiga/locale-en.json

@@ -427,6 +427,7 @@
         },
         "CREATE": {
             "TITLE": "New Epic",
+            "PLACEHOLDER_DESCRIPTION": "Please add descriptive text to help others better understand this epic",
             "TEAM_REQUIREMENT": "Team requirement",
             "CLIENT_REQUIREMENT": "Client requirement",
             "BLOCKED": "Blocked",

app/modules/epics/create-epic/create-epic.jade

@@ -5,12 +5,16 @@ tg-lightbox-close
     form(
         ng-submit="vm.createEpic()"
     )
+        .subject-container
+            .color-selector
                 fieldset
                     tg-color-selector(
                         is-required="true"
                         init-color="vm.newEpic.color"
                         on-select-color="vm.selectColor(color)"
                     )
+            .subject
+                fieldset
                     input.e2e-create-epic-subject(
                         type="text"
                         name="subject"
@@ -37,7 +41,7 @@ tg-lightbox-close
             )
         fieldset
             textarea.e2e-create-epic-description(
-                ng-attr-placeholder="{{'COMMON.FIELDS.DESCRIPTION' | translate}}"
+                ng-attr-placeholder="{{'EPICS.CREATE.PLACEHOLDER_DESCRIPTION' | translate}}"
                 ng-model="vm.newEpic.description"
             )
         fieldset

app/modules/epics/create-epic/create-epic.scss

@@ -7,6 +7,14 @@
         max-width: 700px;
         width: 90%;
     }
+    .subject-container {
+        align-items: center;
+        display: flex;
+        .subject {
+            padding-left: 1rem;
+            width: 100%;
+        }
+    }
     .attachments {
         margin-bottom: 0;
     }