small ss adjusment

srcs/requirements/svelte/api_front/src/pieces/chat/Element_button.svelte

@@ -29,17 +29,6 @@
 
 <style>
 
-	/* 
-		- default config
-		- for btn list
-		- for transparent btn
-		- for deactivated btn
-		- for icon
-		- for 3 dots btn
-		- for close btn
-	  - for back btn
-	*/
-
 
 	/* default config
 	*/
@@ -170,10 +159,10 @@
 	.close::before {
 		content: "";
 		position: absolute;
-		top: calc(50% - 1px);
+		top: calc(50% - var(--lines_width) / 2);
 		left: 5px;
 		width: 20px;
-		height: 2px;
+		height: var(--lines_width);
 		background-color: var(--lines_color);
 	}