Tweak spacing

src/gui/properties/propertieswidget.ui

@@ -1000,6 +1000,9 @@
      </widget>
      <widget class="QWidget" name="pageContents">
       <layout class="QVBoxLayout" name="verticalLayout_3">
+       <property name="spacing">
+        <number>3</number>
+       </property>
        <property name="leftMargin">
         <number>0</number>
        </property>

src/gui/properties/speedwidget.cpp

@@ -61,6 +61,7 @@ SpeedWidget::SpeedWidget(PropertiesWidget *parent)
 {
     m_layout = new QVBoxLayout(this);
     m_layout->setContentsMargins(0, 0, 0, 0);
+    m_layout->setSpacing(3);
 
     m_hlayout = new QHBoxLayout();
     m_hlayout->setContentsMargins(0, 0, 0, 0);