fix: constrain layout map image sizing to prevent modal overflow

src/components/Modal/modal.css

@@ -537,6 +537,8 @@
   background-color: var(--canvas-soft-2);
   border-radius: 4px;
   overflow: hidden;
+  max-width: 100%;
+  max-height: 100%;
 }
 
 .layout-map-container.readonly {
@@ -546,12 +548,15 @@
 .image-marker-wrapper {
   position: relative;
   display: inline-block;
+  max-width: 100%;
+  max-height: 100%;
 }
 
 .layout-map-img {
   display: block;
   max-width: 100%;
-  max-height: 75vh;
+  max-height: 70vh;
+  object-fit: contain;
   user-select: none;
   -webkit-user-drag: none;
 }