💄 Redesign StopSearchMenu (map panel)

- Replace leaflet with openlayers
- Add stop areas shape to map
- Display stop destinations sub-panel on click

frontend/src/_common.scss

@@ -10,7 +10,7 @@
 }
 
 /* Idfm: 1800x100px (margin: 17px 60px) */
-.header {
+%header {
 	width: calc(1800/1920*100%);
 	height: calc(100/1080*100%);
 	/*Percentage margin are computed relatively to the nearest block container's width, not height */
@@ -23,7 +23,10 @@
 	font-family: IDFVoyageur-bold;
 }
 
-// .header .title {
+.header {
+	@extend %header;
+}
+
 %title {
 	height: 50%;
 	width: 70%;
@@ -31,8 +34,6 @@
 	margin-right: auto;
 }
 
-
-
 /* Idfm: 1860x892px (margin: 0px 30px) */
 %body {
 	width: calc(1860/1920*100%);
@@ -50,10 +51,8 @@
 }
 
 
-
-
 /* Idfm: 1800x54px (margin: 0px 50px) */
-.footer {
+%footer {
 	width: calc(1820/1920*100%);
 	height: calc(54/1080*100%);
 	margin: 0 calc(50/1920*100%);
@@ -63,6 +62,10 @@
 	justify-content: right;
 }
 
+.footer {
+	@extend %footer;
+}
+
 .footer div {
 	aspect-ratio: 1;
 	height: 50%;