.scroll-locked{
    padding-right: 8px;
    overflow: hidden;

    .layout {
        .appbar {
            padding-right: 8px;
        }

        .main-content {
            .scroll-to-top {
                padding-right: 8px;
            }
        }
    }
}

@-moz-document url-prefix() {
    .scroll-locked {
        padding-right: 17px; //the width of scroll-bar in firefox

        .layout {
            .appbar {
                padding-right: 17px;
            }

            .main-content {
                .scroll-to-top {
                    padding-right: 17px;
                }
            }
        }
    }
}

.scroll-to-top {
    position: fixed;
    cursor: pointer;
    z-index: 100;

    &.visible {
        bottom: 16px;
        right: 16px;
        opacity: 1;
        transition: transform 0.5s;
        flex: 1;
    }

    &.hidden {
        bottom: 16px;
        right: 16px;
        opacity: 0;
        transition: all 0.5s;
        visibility: hidden;
        transform: scale(0) rotate(180deg);
        flex: 0;
    }

    &:after {
        content: '';
        background: transparent;
        top: 0;
        bottom: 0;
        left: 0;
        right: 0;
        position: absolute;
        z-index: var(--zindex-tooltip);
    }
}