feat: Refactor icon components and update button elements for improved accessibility and consistency

app/src/styles/base/reset.scss

@@ -12,3 +12,10 @@ input[type="password"]::-webkit-clear-button, /* For Chrome/Safari clear button
 input[type="password"]::-webkit-inner-spin-button {  /* Just in case */
   display: none;
 }
+
+button{
+  border: none;
+  outline: none;
+  background: none;
+  cursor: pointer;
+}

app/src/styles/layout/sidebar.scss

@@ -675,7 +675,8 @@
         color: var(--primary-color);
         border-radius: #{$border-radius-small};
         cursor: pointer;
-
+        outline: none;
+        border: none;
         path {
           stroke: var(--primary-color);
         }