Fix my account settings responsive

client/src/app/+my-account/my-account-settings/my-account-notification-preferences/my-account-notification-preferences.component.scss

@@ -16,6 +16,14 @@
 
   & > div {
     width: 350px;
+
+    @media screen and (max-width: $small-view) {
+      width: auto;
+
+      &:first-child {
+        flex-grow: 1;
+      }
+    }
   }
 
   & > div {

client/src/app/+my-account/shared/actor-avatar-info.component.scss

@@ -18,6 +18,10 @@
       .actor-info-display-name {
         font-size: 20px;
         font-weight: $font-bold;
+
+        @media screen and (max-width: $small-view) {
+          font-size: 16px;
+        }
       }
 
       .actor-info-username {

client/src/sass/application.scss

@@ -147,7 +147,7 @@ label {
   }
 
   @media screen and (max-width: 500px) {
-    margin-right: 20px;
+    margin-right: 15px;
   }
 }
 
@@ -382,6 +382,8 @@ table {
       }
 
       .sub-menu {
+        width: 100vw;
+        overflow-x: auto;
         padding-left: 15px;
         padding-right: 15px;
         margin-bottom: 10px;

client/src/sass/include/_mixins.scss

@@ -235,6 +235,10 @@
   position: relative;
   font-size: 15px;
 
+  @media screen and (max-width: $width) {
+    width: 100%;
+  }
+
   &:after {
     top: 50%;
     right: calc(0% + 15px);