diff --git a/scss/main.scss b/scss/main.scss
index 42c6781..552335e 100644
--- a/scss/main.scss
+++ b/scss/main.scss
@@ -78,11 +78,13 @@ body:not(.has-full-page-chat) {
       .body-page,
       .topic-above-footer-buttons-outlet .presence-users,
       .global-notice,
+      .users-directory.directory,
       .container .user-main,
       .container.groups-index,
       .container.badges,
       .container.tags-index,
-      .container.group {
+      .container.group,
+      .container.cakeday {
         @include breakpoint(medium, $rule: min-width) {
           max-width: 1000px;
           margin-inline: auto;
diff --git a/scss/misc.scss b/scss/misc.scss
index f46870b..177dfbc 100644
--- a/scss/misc.scss
+++ b/scss/misc.scss
@@ -98,3 +98,7 @@ input[type="color"]:focus,
 .group-details-container {
   border-radius: var(--d-border-radius);
 }
+
+.period-chooser-header {
+  border-radius: 0;
+}