@theia/core/src/browser/style/scrollbars.css

/********************************************************************************
 * Copyright (C) 2017, 2018 TypeFox and others.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the Eclipse
 * Public License v. 2.0 are satisfied: GNU General Public License, version 2
 * with the GNU Classpath Exception which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 ********************************************************************************/

@import url('~perfect-scrollbar/css/perfect-scrollbar.css');

::-webkit-scrollbar {
    height: var(--theia-scrollbar-width);
    width: var(--theia-scrollbar-width);
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--theia-scrollbarSlider-background);
}

::-webkit-scrollbar:hover {
    background: transparent;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--theia-scrollbarSlider-hoverBackground);
}

::-webkit-scrollbar-thumb:active {
    background: var(--theia-scrollbarSlider-activeBackground);
}

::-webkit-scrollbar-corner {
    background: transparent;
}


/*-----------------------------------------------------------------------------
| Perfect scrollbar
|----------------------------------------------------------------------------*/

#theia-app-shell .ps__rail-x,
#theia-dialog-shell .ps__rail-x,
#theia-breadcrumbs-popups-overlay .ps__rail-x {
    height: var(--theia-scrollbar-rail-width);
}

#theia-app-shell .ps__rail-x > .ps__thumb-x,
#theia-dialog-shell .ps__rail-x > .ps__thumb-x,
#theia-breadcrumbs-popups-overlay .ps__thumb-x {
    height: var(--theia-scrollbar-width);
    bottom: calc((var(--theia-scrollbar-rail-width) - var(--theia-scrollbar-width)) / 2);
    background: var(--theia-scrollbarSlider-background);
    border-radius: 0px;
}

#theia-app-shell .ps__rail-x:hover,
#theia-app-shell .ps__rail-x:focus,
#theia-dialog-shell .ps__rail-x:hover,
#theia-dialog-shell .ps__rail-x:focus,
#theia-breadcrumbs-popups-overlay .ps__rail-x:hover,
#theia-breadcrumbs-popups-overlay .ps__rail-x:focus {
    height: var(--theia-scrollbar-rail-width);
}

#theia-app-shell .ps__rail-x:hover > .ps__thumb-x,
#theia-app-shell .ps__rail-x:focus > .ps__thumb-x,
#theia-app-shell .ps__rail-x.ps--clicking .ps__thumb-x,
#theia-dialog-shell .ps__rail-x:hover > .ps__thumb-x,
#theia-dialog-shell .ps__rail-x:focus > .ps__thumb-x,
#theia-dialog-shell .ps__rail-x.ps--clicking .ps__thumb-x,
#theia-breadcrumbs-popups-overlay .ps__rail-x:hover > .ps__thumb-x,
#theia-breadcrumbs-popups-overlay .ps__rail-x:focus > .ps__thumb-x,
#theia-breadcrumbs-popups-overlay .ps__rail-x.ps--clicking .ps__thumb-x  {
    height: var(--theia-scrollbar-width);
}

#theia-app-shell .ps__rail-y,
#theia-dialog-shell .ps__rail-y,
#theia-breadcrumbs-popups-overlay .ps__rail-y {
    width: var(--theia-scrollbar-rail-width);
}

#theia-app-shell .ps__rail-y > .ps__thumb-y,
#theia-dialog-shell .ps__rail-y > .ps__thumb-y,
#theia-breadcrumbs-popups-overlay .ps__rail-y > .ps__thumb-y {
    width: var(--theia-scrollbar-width);
    right: calc((var(--theia-scrollbar-rail-width) - var(--theia-scrollbar-width)) / 2);
    background: var(--theia-scrollbarSlider-background);
    border-radius: 0px;
}

#theia-app-shell .ps__rail-y:hover,
#theia-app-shell .ps__rail-y:focus,
#theia-dialog-shell .ps__rail-y:hover,
#theia-dialog-shell .ps__rail-y:focus,
#theia-breadcrumbs-popups-overlay .ps__rail-y:hover,
#theia-breadcrumbs-popups-overlay .ps__rail-y:focus {
    width: var(--theia-scrollbar-rail-width);
}

#theia-app-shell .ps__rail-y:hover > .ps__thumb-y,
#theia-app-shell .ps__rail-y:focus > .ps__thumb-y,
#theia-app-shell .ps__rail-y.ps--clicking .ps__thumb-y,
#theia-dialog-shell .ps__rail-y:hover > .ps__thumb-y,
#theia-dialog-shell .ps__rail-y:focus > .ps__thumb-y,
#theia-dialog-shell .ps__rail-y.ps--clicking .ps__thumb-y,
#theia-breadcrumbs-popups-overlay .ps__rail-y:hover > .ps__thumb-y,
#theia-breadcrumbs-popups-overlay .ps__rail-y:focus > .ps__thumb-y,
#theia-breadcrumbs-popups-overlay .ps__rail-y.ps--clicking .ps__thumb-y  {
    right: calc((var(--theia-scrollbar-rail-width) - var(--theia-scrollbar-width)) / 2);
    width: var(--theia-scrollbar-width);
}

#theia-app-shell .ps [class^='ps__rail'].ps--clicking > [class^='ps__thumb'],
#theia-dialog-shell .ps [class^='ps__rail'].ps--clicking > [class^='ps__thumb'],
#theia-breadcrumbs-popups-overlay .ps [class^='ps__rail'].ps--clicking > [class^='ps__thumb'] {
    background-color: var(--theia-scrollbarSlider-activeBackground);
}

#theia-app-shell .ps [class^='ps__rail'] > [class^='ps__thumb']:hover,
#theia-app-shell .ps [class^='ps__rail'] > [class^='ps__thumb']:focus,
#theia-dialog-shell .ps [class^='ps__rail'] > [class^='ps__thumb']:hover,
#theia-dialog-shell .ps [class^='ps__rail'] > [class^='ps__thumb']:focus,
#theia-breadcrumbs-popups-overlay .ps [class^='ps__rail'] > [class^='ps__thumb']:hover,
#theia-breadcrumbs-popups-overlay .ps [class^='ps__rail'] > [class^='ps__thumb']:focus {
    background: var(--theia-scrollbarSlider-hoverBackground);
}

#theia-app-shell .ps [class^='ps__rail'] > [class^='ps__thumb']:active,
#theia-dialog-shell .ps [class^='ps__rail'] > [class^='ps__thumb']:active,
#theia-breadcrumbs-popups-overlay .ps [class^='ps__rail'] > [class^='ps__thumb']:active {
    background: var(--theia-scrollbarSlider-activeBackground);
}

#theia-app-shell .ps:hover > [class^='ps__rail'],
#theia-app-shell .ps--focus > [class^='ps__rail'],
#theia-app-shell .ps--scrolling-y > [class^='ps__rail'],
#theia-dialog-shell .ps:hover > [class^='ps__rail'],
#theia-dialog-shell .ps--focus > [class^='ps__rail'],
#theia-dialog-shell .ps--scrolling-y > [class^='ps__rail'],
#theia-breadcrumbs-popups-overlay .ps:hover > [class^='ps__rail'],
#theia-breadcrumbs-popups-overlay .ps--focus > [class^='ps__rail'],
#theia-breadcrumbs-popups-overlay .ps--scrolling-y > [class^='ps__rail'] {
    opacity: 1;
    background: transparent;
}