Replace font awesome font with svg

src/styles/_page.project.settings.scss

@@ -1,7 +1,6 @@
 @use "common";
 @use "var";
 @use "color";
-@use "fa";
 
 #settings {
 	#settings-panel {
@@ -114,34 +113,49 @@
 				}
 
 				&.newsletter {
-					input#email {
-						width: calc(100% - 6em);
+					.newsletter-form {
+						display: flex;
+						align-items: stretch;
+						gap: var.$block-spacing;
+						margin-bottom: var.$block-spacing;
 
-						&:disabled {
-							color: color.$default-disabled;
-							background: color.$default-bg-trans-disabled;
+						input#email {
+							flex: 1 1 auto;
+							min-width: 0;
+
+							&:disabled {
+								color: color.$default-disabled;
+								background: color.$default-bg-trans-disabled;
+							}
+						}
+
+						button#nl_btn {
+							flex: 0 0 auto;
+
+							&.loading {
+								background-color: color.$message;
+								color: color.$post-input-bg;
+								span {
+									@extend .flicker;
+								}
+							}
 						}
 					}
-					button#nl_btn {
-						margin-left: 1em;
-						margin-bottom: 1em;
+				}
 
-						&.subscribe .fa {
-							@extend .fa-send;
-						}
-						&.unsubscribe .fa {
-							@extend .fa-unsubscribe;
-						}
-						&.loading {
-							background-color: color.$message;
-							color: color.$post-input-bg;
-							span {
-								@extend .flicker;
-							}
+				&.admin {
+					.admin-actions {
+						display: flex;
+						flex-wrap: wrap;
+						gap: var.$block-spacing;
+
+						a.button {
+							flex: 0 0 auto;
+							min-width: 0;
 						}
 					}
 				}
 			}
 		}
 	}
-}
+}