diff -r cd0af25c7913 -r 38eadfc525ce QTfrontend/res/css/qt.css
--- a/QTfrontend/res/css/qt.css	Tue Apr 30 14:33:20 2019 +0200
+++ b/QTfrontend/res/css/qt.css	Tue Apr 30 14:49:37 2019 +0200
@@ -227,6 +227,7 @@
 background: transparent;
 width: 16px;
 height: 10px;
+padding-top: 1px;
 }
 
 QSpinBox::up-arrow {
@@ -247,8 +248,13 @@
 background: transparent;
 width: 16px;
 height: 10px;
+padding-bottom: 1px;
 }
 
+QSpinBox, QLineEdit {
+padding: 3px;
+min-height: 18px;
+}
 QComboBox {
 border-radius: 10px;
 padding: 3px;