:root {
    --pink: #f78145;
    --green: #f78145;
    --teal: #1e4580;
    --granat: #1e4580;
}

.collection-subject-next,
.year-prev,
.year-next,
.collection-subject-previous
 {
    /* Filter zmieniający #DA3A75 na #F78145: */
     background-image: url("../img/vademecum/layouts/arrActive.png");
}
.collection-subject-next.disabled,
.collection-subject-previous.disabled {
    background-image: none;
}


header .logo.pl{
     background-image: url("../img/vademecum/layouts/logo_pl.png");
     width: 200px;
}

.login-box-logo.pl img
 {
    content: url("../img/vademecum/layouts/logo_pl.png");
}

header.dashboard {
    background-image: url("../img/vademecum/layouts/backgroundDash.png");
}

.student .nav-el.nav1 .photo,
.lecturer .nav-el.nav1 .photo {
    background-image: url("../img/vademecum/layouts/elementLessonsStudent.png");
}

.student .nav-el.nav2 .photo,
.lecturer .nav-el.nav2 .photo {
    background-image: url("../img/vademecum/layouts/elementIntroStudent.png");
}

.lecturer .nav-el.nav3 .photo {
    background-image: url("../img/vademecum/layouts/elementExercisesLecturer.png");
}

.lecturer .nav-el.nav4 .photo {
    background-image: url("../img/vademecum/layouts/elementStudent.png");
}

.student .nav-el.nav5 .photo,
.lecturer .nav-el.nav5 .photo {
    background-image: url("../img/vademecum/layouts/elementSimulationStudent.png");
}

.calendar-header {
    background-image: url("../img/vademecum/layouts/calendarHead.png");
}

.collection-background {
    background-image: url("../img/vademecum/layouts/backgroundCollection.png");
}

.collection-background-simulation {
    background-image: url("../img/vademecum/layouts/backgroundCollectionSimulation.png");
}


header.panel {
    background-image: url("../img/vademecum/layouts/backgroundPanel.png");
}

footer.footer-add .copy.pl::before{
    background-image: url("../img/vademecum/layouts/copyright_pl.png");
    width: 240px;
    top:8px
}

.close-popup > div, 
.close-math-popup > div{
    background-image: url("../img/vademecum/layouts/undo.png");
}

.home{
    background-image: url("../img/vademecum/layouts/home.png");
}

.datepicker .prev, .datepicker .next, .datepicker .prev:hover, .datepicker .next:hover{
    background-image: url("../img/vademecum/layouts/arrowCalendar.png")
}

.arrow-left.active::after, .arrow-right.active::after{
    background-image: url("../img/vademecum/layouts/move_select.png")
}
    

.collection-sidebar-view:hover::before, .popup.exercise-add .question-delete:hover::before, .sidebar .plus:hover:before, .show-exam-grades:hover::before, .panell .lessons .view:hover::before, .collection-sidebar-edit:hover::before, .collection-sidebar-duplicate:hover::before, .collection-sidebar-archive:hover::before, .collection-archived-icon, .collection-favorite-icon, .icon-daily, .daily-name, .sidebar .clear:hover::before, .sidebar .view:hover::before, .collection-top-sidebar .view:hover::before, .sidebar .edit:hover::before, .sidebar .delete:hover::before, .collection-sidebar-delete:hover::before, .collection-sidebar-curriculum:hover::before, .switch-type-of-structures .icon-exam, .switch-type-of-classes .icon-classes, .switch-type-of-sync .icon-sync, .classes-data-box #switch-type-sync:checked + label.switch-type-of-sync .icon-async, .collection-sidebar-curriculum.chosen::before, .panels .icon-intro, #switch-type-homework:checked + label .switch-homework .icon-homework, .panels #switch-type-homework:checked + label .switch-intro .icon-homework, .panels #switch-type-homework:checked + label .switch-intro .icon-homework, .sidebar-panels #switch-type:checked + label .switch-homework, .classes-data-box #switch-type1:checked + label.switch-type-of-classes .icon-exam,
#order-section .order-answers .order-answer > .order-move.active::after, #order-section .order-elements .order-element > .order-move.active::after, .popup.exercise-add #order-section .order-elements .order-element .order-move.active::after
{
filter: invert(66%) sepia(93%) saturate(2419%) hue-rotate(331deg)
        brightness(101%) contrast(94%);
    }

    .classes-popup .select-students .group-content .group-checked, .classes-popup .select-scenario .element-content .element-checked{
background-color: var(--grayShadow);    }

.ue,
.accessibility,
.profile,
.slide-exercise{
    box-shadow: 1px 1px 10px #fff, -1px -1px 10px #1e4580;
}

.panels .structure1 {
    display: none;
}