QWidget { background-color: #444444; color: white; } QLabel[labelClass="label-title"] { color: #58a5cc; font-weight: bold; font-size:25px; } QComboBox:disabled { background-color:#272727; color: #444444; } QCheckBox:disabled { background-color:#272727; color: #444444; } QPushButton:disabled { background-color:#272727; color: #444444; }