self.button_1.setStyleSheet("background:    #eee;\n"
"border:        1px solid #000;\n"
"border-radius: 4px;\n"
"color:         #000;\n"
"display:       inline-block;\n"
"padding:       8px 20px;\n"
"font:          normal 400 27px/1 \"Calibri\", sans-serif;\n"
"text-align:    center;\n"
"text-shadow:   none;")