fix: alert follows fiori3

src/alert.scss

@@ -12,7 +12,7 @@ $block: #{$fd-namespace}-alert;
 .#{$block} {
   $fd-alert-border: 1px solid;
   $fd-alert-border-radius: 0.25rem;
-  $fd-alert-padding: 0.5rem 1rem;
+  $fd-alert-padding: 0.375rem 1rem;
   $fd-alert-padding-default: 1rem;
   $fd-alert-padding-dismissible: 2.5rem;
   $fd-alert-padding-status: 2.5rem;
@@ -21,16 +21,19 @@ $block: #{$fd-namespace}-alert;
   @mixin fd-alert-icon-container {
     position: absolute;
     width: 2.5rem;
-    top: 0.625rem;
+    top: 0.375rem;
     left: 0;
   }
 
   @mixin fd-alert-close-btn-container {
     position: absolute;
-    width: 2rem;
-    height: 1.625rem;
-    top: 0.375rem;
+    top: 0.125rem;
     right: 0.125rem;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    min-width: 2rem;
+    height: 1.625rem;
   }
 
   // SUCCESS
@@ -58,14 +61,14 @@ $block: #{$fd-namespace}-alert;
   // Block
   @include fd-reset();
 
+  font-size: var(--sapFontSize);
   position: relative;
   color: $fd-alert-text-color;
   background-color: $fd-alert-background-color;
   border: $fd-alert-border;
   border-color: $fd-alert-border-color;
   border-radius: $fd-alert-border-radius;
   padding: $fd-alert-padding;
-  min-height: 2.5rem;
   display: flex;
   align-items: center;
 
@@ -79,9 +82,9 @@ $block: #{$fd-namespace}-alert;
 
   // Elements
   &__close {
+    @include fd-button-reset();
     @include fd-alert-close-btn-container();
     @include fd-icon("decline", "m");
-    @include fd-button-reset();
     @include fd-focus();
 
     @include fd-rtl() {
@@ -222,5 +225,7 @@ $block: #{$fd-namespace}-alert;
 
   &__text {
     @include fd-reset();
+
+    line-height: 1rem;
   }
 }