qTox/themes/default/window/window.css

Widget#activeWindow
{
    background-color: #DFDFDF;
    border: 2px solid #ABABAB;
}

Widget#inactiveWindow
{
    background-color: #f4f4f4;
    border: 2px solid #ABABAB;
}
/*
Widget#titleBar
{
    border: 10px solid #ABABAB;
    border-top: 0px solid transparent;
    background-color: #DFDFDF;
}

Widget#titleBarInactive
{
    border: 5px solid #ABABAB;
    border-top: 0px solid transparent;
    background-color: #F1F1F1;
}*/

QToolButton#tbMenu
{
    border: 0px solid transparent;
    background-color: transparent;
}


QPushButton#minimizeButton
{
    border: 0px solid transparent;
    background-color: transparent;
    image: url("@getImagePath(window/minimizeButton.png)");
}
QPushButton#minimizeButton:hover {image: url("@getImagePath(window/minimizeButtonHover.png)");}
QPushButton#minimizeButton:pressed {image: url("@getImagePath(window/minimizeButtonPressed.png)");}
QPushButton#minimizeButton:focus {outline: none;}

QPushButton#maximizeButton
{
    border: 0px solid transparent;
    background-color: transparent;
    image: url("@getImagePath(window/maximizeButton.png");
}
QPushButton#maximizeButton:hover {image: url("@getImagePath(window/maximizeButtonHover.png)");}
QPushButton#maximizeButton:pressed {image: url("@getImagePath(window/maximizeButtonPressed.png)");}
QPushButton#maximizeButton:focus {outline: none;}

QPushButton#closeButton
{
    border: 0px solid transparent;
    background-color: transparent;
    image: url("@getImagePath(window/closeButton.png");
}
QPushButton#closeButton:hover {image: url("@getImagePath(window/closeButtonHover.png)");}
QPushButton#closeButton:pressed {image: url("@getImagePath(window/closeButtonPressed.png)");}
QPushButton#closeButton:focus {outline: none;}

QPushButton#restoreButton
{
    border: 0px solid transparent;
    background-color: transparent;
    image: url("@getImagePath(window/restoreButton.png)");
}
QPushButton#restoreButton:hover {image: url("@getImagePath(window/restoreButtonHover.png)");}
QPushButton#restoreButton:pressed {image: url("@getImagePath(window/restoreButtonPressed.png)");}
QPushButton#restoreButton:focus {outline: none;}