WP PLUGIN 変数定義チェック漏れ等の修正

・変数チェック漏れの修正
・スタイル修正

css/apop-style.css

@@ -165,6 +165,11 @@ dl.apop_setting_list_dd dd input {
     width: calc((100% / 4) - 5px);
 }
 
+.search_normal_sort .product-list-sort-type label:first-of-type {
+    width: 5em;
+    margin-right: 3em;
+}
+
 .product-list.no_order {
     background: #ababab;
 }
@@ -294,6 +299,10 @@ dl.apop_setting_list_dd dd input {
     .search_normal_sort .product-list-sort-type label {
         width: calc((100% / 3) - 5px);
     }
+
+    .search_normal_sort .product-list-sort-type label:first-of-type {
+        margin-right: 1em;
+    }
 }
 
 @media only screen and (max-width: 964px) {