diff --git a/htdocs/css/openwebrx.css b/htdocs/css/openwebrx.css
index e6e2c6e..3c35c57 100644
--- a/htdocs/css/openwebrx.css
+++ b/htdocs/css/openwebrx.css
@@ -1369,4 +1369,8 @@ img.openwebrx-mirror-img
background-position: -159px -38px;
width: 21px;
height: 27px;
+}
+
+.openwebrx-zoom-button svg {
+ height: 27px;
}
\ No newline at end of file
diff --git a/htdocs/gfx/svg-defs.svg b/htdocs/gfx/svg-defs.svg
index 5253f1a..84e84db 100644
--- a/htdocs/gfx/svg-defs.svg
+++ b/htdocs/gfx/svg-defs.svg
@@ -5,5 +5,7 @@
+
+
\ No newline at end of file
diff --git a/htdocs/index.html b/htdocs/index.html
index 316a01d..c0f751b 100644
--- a/htdocs/index.html
+++ b/htdocs/index.html
@@ -142,8 +142,8 @@
-
-
+
+
0 dB
diff --git a/inkscape files/openwebrx-zoom-in.svg b/inkscape files/openwebrx-zoom-in.svg
new file mode 100644
index 0000000..d8dd9f8
--- /dev/null
+++ b/inkscape files/openwebrx-zoom-in.svg
@@ -0,0 +1,157 @@
+
+
diff --git a/inkscape files/openwebrx-zoom-out.svg b/inkscape files/openwebrx-zoom-out.svg
new file mode 100644
index 0000000..3096d4e
--- /dev/null
+++ b/inkscape files/openwebrx-zoom-out.svg
@@ -0,0 +1,158 @@
+
+