Update _res/_custom.css

_res/_custom.css

@@ -228,7 +228,7 @@ span.has-info+div {
     & #switch_width_height_inner {
         width: 100px;
         height: 100px;
-        transition: transform 0.2s ease-in-out, background-image 0.3 ease-in-out, width 0.3s ease-in-out, height 0.38s ease-in-out 0.1s;
+        transition: transform 0.2s ease-in-out, width 0.3s ease-in-out, height 0.38s ease-in-out 0.1s, background-image 0.3 ease-in-out;
         border-radius: 0.4rem;
         border: 4px solid var(--text-color-by-luminance);
         /*background: transparent;*/
@@ -248,7 +248,7 @@ span.has-info+div {
     [data-aspect-ratio="4-3"] {
         width: 90px !important;
         height: 60px !important;
-        background-image: url("file=_res/assets/ratio_preview_bgs/60x90px_4zu3.png");
+        background-image: url("file=_res/assets/ratio_preview_bgs/90x60px_4zu3.png");
     }
     [data-aspect-ratio="3-4"] {
         width: 60px !important;