.invert {
    filter: invert(100%);
}

/* Navbar */
#mainNav {
    transition: all .5s;
}

.nav-item {
    vertical-align: center;
    color: white;
    font-size: 16px;
}

.fas {
    display: none;
}

a:hover {
    text-decoration: none;
}

.nav-link {
    text-transform: uppercase;
    text-align: center;
    font-size: 1.15rem;
}

#login {
    color: #fff !important;
}


@media (min-width: 576px) {
    .container {
        padding-top: 0 !important;
        padding-bottom: 0 !important;
    }

    .nav-item {
        vertical-align: top;
        display: inline-block;
        text-align: center;
        padding-top: 5px;
        font-size: 20px;
    }

    .nav-brand {
        display: none;
        margin: 0;
    }

    .fas {
        display: inline;
    }

    .nav-text {
        display: block;
        font-size: 11px;
    }
}

/* end */

/* Header */
#heading {
    background-image: url(/img/Blackboard.png);
    background-repeat: no-repeat;
    background-size: cover;
    width: auto;
    height: 100%;
}

/* end*/

/* Carousel */
.carousel-control-next,
.carousel-control-prev {
    filter: invert(1);
}

.screen,
.frame {
    position: absolute;
}

.screen {
    height: 480px;
    left: 3px;
    top: 15px;
    border-radius: 2%;
}

.frame {
    width: 285px;
    height: 542px;
}

/* end */

/* Hotspot */
.hotspot-frame {
    position: relative;
}

.marker {
    position: absolute;
    border-radius: 50%;
    background-color: transparent;
    opacity: 75%;
    height: 5%;
    width: 5%;
    min-width: 3em;
    min-height: 3em;
}

.fake-tab {
    position: absolute;
    background-color: transparent;
    border-color: transparent;
    color: transparent;
    outline: none !important;
}

.marker :hover {
    opacity: 100%;
}

.collapsible {
    display: block;
    background-color: #fff;
}

#hotspot-img {
    width: 100%;
    height: auto;
}

.mock-screen, .mockSection {
    object-fit: contain;
}

.zero {
    background-color: transparent;
    border-color: transparent;
    color: inherit;
    outline: none !important;
}

#accounting-tabs,
#user-tabs,
#ticket-tabs {
    position: absolute;
    left: 3%;
    width: 97%;
}

#accounting-tabs {
    top: 0%;
    height: 4%;
}

#user-tabs {
    top: 7.7%;
    height: 4%;
}

#ticket-tabs {
    top: 0%;
    height: 4%;
}

/* end */

section {
    padding-top: 6em;
    padding-bottom: 4em;
}

main {
    text-align: left;
}

.card.bg-light li {
    font-size: larger;
}

div.heading * {
    opacity: 1;
}

div .heading {
    font-size: x-large;
}

.svg-icon {
    height: 30px;
    margin: 0 0.5em;
}

#accordion .panel-heading {
    padding: 12px 0;
}

#accordion .panel-body {
    padding: 0 12px;
}

#accordion .panel-title {
    border: 1px solid #000000;
    border-radius: 2px;
}

/* Form */
form .row {
    font-size: larger;
    text-align: center;
    align-items: center;
}

#contactPanel {
    margin: auto;
    max-width: 722px;
    max-height: 408px;
    position: relative;
}

#control {
    padding-right: 15px;
    padding-left: 15px;
}

#mailSuccess {
    width: 100%;
    max-width: 722px;
    max-height: 408px;
}

#mailCheckMsg {
    position: absolute;
    bottom: 5%;
    right: 2%;
    background-color: #000000;
    color: #fff;
    padding-left: 174px;
    padding-right: 174px;
}

#heartIcon {
    position: absolute;
    bottom: 50%;
    right: 47%;
}