diff --git a/project/forms/event_date.py b/project/forms/event_date.py
index 57ce4c1..c47a3ac 100644
--- a/project/forms/event_date.py
+++ b/project/forms/event_date.py
@@ -29,6 +29,10 @@ class FindEventDateForm(FlaskForm):
         choices=distance_choices,
     )
     event_list_id = HiddenField(validators=[Optional()])
+    s_ft = HiddenField(validators=[Optional()])
+    s_bg = HiddenField(validators=[Optional()])
+    s_pr = HiddenField(validators=[Optional()])
+    s_li = HiddenField(validators=[Optional()])
 
     submit = SubmitField(lazy_gettext("Find"))
 
diff --git a/project/static/widget-loader.js b/project/static/widget-loader.js
index 62bfb6e..bb882e2 100644
--- a/project/static/widget-loader.js
+++ b/project/static/widget-loader.js
@@ -33,9 +33,16 @@
         style += "min-width:100%;max-width:100%;";
       }
 
+      var src = baseUrl + "/" + shortName + "/widget/eventdates?";
+      src = addParamToQuery(element, src, 'event-list', 'event_list_id');
+      src = addParamToQuery(element, src, 'font', 's_ft');
+      src = addParamToQuery(element, src, 'background', 's_bg');
+      src = addParamToQuery(element, src, 'primary', 's_pr');
+      src = addParamToQuery(element, src, 'link', 's_li');
+
       var iFrame = d.createElement("iframe");
       iFrame.class = "oveda-widget-iframe";
-      iFrame.src = baseUrl + "/" + shortName + "/widget/eventdates";
+      iFrame.src = src;
       iFrame.style = style;
       iFrame.frameborder = "0";
       iFrame.allowtransparency = "true";
@@ -48,6 +55,17 @@
       iFrameElements.push(element);
     }
 
+    function addParamToQuery(element, url, attr, param)
+    {
+      var value = getWidgetData(element, attr);
+
+      if (value != null) {
+        url += param + "=" + encodeURIComponent(value) + "&";
+      }
+
+      return url;
+    }
+
     function getWidgetData(element, name, defaultValue = null) {
       var attribute = 'data-widget-' + name;
 
diff --git a/project/views/widget.py b/project/views/widget.py
index 0ab225f..e7e1b1f 100644
--- a/project/views/widget.py
+++ b/project/views/widget.py
@@ -52,7 +52,8 @@ def widget_event_dates(au_short_name):
     if form.validate():
         form.populate_obj(params)
 
-    params.admin_unit_id = admin_unit.id
+    if not params.event_list_id:
+        params.admin_unit_id = admin_unit.id
     dates = get_event_dates_query(params).paginate()
 
     return render_template(
@@ -188,16 +189,24 @@ def event_suggestion_create_for_admin_unit(au_short_name):
 def get_styles(admin_unit):
     styles = dict()
 
-    if admin_unit.widget_font:
+    if request.args.get("s_ft", None):
+        styles["font"] = request.args["s_ft"]
+    elif admin_unit.widget_font:
         styles["font"] = admin_unit.widget_font
 
-    if admin_unit.widget_background_color:
+    if request.args.get("s_bg", None):
+        styles["background"] = request.args["s_bg"]
+    elif admin_unit.widget_background_color:
         styles["background"] = admin_unit.widget_background_color.hex
 
-    if admin_unit.widget_primary_color:
+    if request.args.get("s_pr", None):
+        styles["primary"] = request.args["s_pr"]
+    elif admin_unit.widget_primary_color:
         styles["primary"] = admin_unit.widget_primary_color.hex
 
-    if admin_unit.widget_link_color:
+    if request.args.get("s_li", None):
+        styles["link"] = request.args["s_li"]
+    elif admin_unit.widget_link_color:
         styles["link"] = admin_unit.widget_link_color.hex
 
     return styles
diff --git a/tests/views/test_widget.py b/tests/views/test_widget.py
index ca524f3..ce085b0 100644
--- a/tests/views/test_widget.py
+++ b/tests/views/test_widget.py
@@ -43,6 +43,16 @@ def test_event_dates(client, seeder, utils):
     )
     utils.get_ok(url)
 
+    url = utils.get_url(
+        "widget_event_dates",
+        au_short_name=au_short_name,
+        s_ft="Verdana",
+        s_bg="#eceef0",
+        s_pr="#b09641",
+        s_li="#7b2424",
+    )
+    utils.get_ok(url)
+
     # Unverified
     au_short_name = "unverifiedcrew"
     _, _, unverified_id = seeder.create_event_unverified()
@@ -88,10 +98,10 @@ def test_event_date(client, seeder, utils, app, db):
         from project.models import AdminUnit
 
         admin_unit = AdminUnit.query.get(admin_unit_id)
-        admin_unit.widget_font = "Arial"
-        admin_unit.widget_background_color = Color("#F5F5F5")
-        admin_unit.widget_primary_color = Color("#000000")
-        admin_unit.widget_link_color = Color("#FF0000")
+        admin_unit.widget_font = "Verdana"
+        admin_unit.widget_background_color = Color("#eceef0")
+        admin_unit.widget_primary_color = Color("#b09641")
+        admin_unit.widget_link_color = Color("#7b2424")
         db.session.commit()
 
     url = utils.get_url("widget_event_date", au_short_name=au_short_name, id=1)