body {
    font-size: .875rem;
}

.feather {
    width: 16px;
    height: 16px;
    vertical-align: text-bottom;
}

/*
 * Sidebar
 */

.sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100; /* Behind the navbar */
    padding: 48px 0 0; /* Height of navbar */
    box-shadow: inset -1px 0 0 rgba(0, 0, 0, .1);
}

.sidebar-sticky {
    position: relative;
    top: 0;
    height: calc(100vh - 48px);
    padding-top: .5rem;
    overflow-x: hidden;
    overflow-y: auto; /* Scrollable contents if viewport is shorter than content. */
}

@supports ((position: -webkit-sticky) or (position: sticky)) {
    .sidebar-sticky {
        position: -webkit-sticky;
        position: sticky;
    }
}

.sidebar .nav-link {
    font-weight: 500;
    color: #333;
}

    .sidebar .nav-link .feather {
        margin-right: 4px;
        color: #999;
    }

    .sidebar .nav-link.active {
        color: #007bff;
    }

        .sidebar .nav-link:hover .feather,
        .sidebar .nav-link.active .feather {
            color: inherit;
        }

.sidebar-heading {
    font-size: .75rem;
    text-transform: uppercase;
}

/*
 * Content
 */

[role="main"] {
    padding-top: 133px; /* Space for fixed navbar */
}

@media (min-width: 768px) {
    [role="main"] {
        padding-top: 48px; /* Space for fixed navbar */
    }
}

/*
 * Navbar
 */

.navbar-brand {
    padding-top: .75rem;
    padding-bottom: .75rem;
    font-size: 1rem;
    background-color: rgba(0, 0, 0, .25);
    box-shadow: inset -1px 0 0 rgba(0, 0, 0, .25);
}

.navbar .form-control {
    padding: .75rem 1rem;
    border-width: 0;
    border-radius: 0;
}

.form-control-dark {
    color: #fff;
    background-color: rgba(255, 255, 255, .1);
    border-color: rgba(255, 255, 255, .1);
}

    .form-control-dark:focus {
        border-color: transparent;
        box-shadow: 0 0 0 3px rgba(255, 255, 255, .25);
    }

.bd-placeholder-img {
    font-size: 1.125rem;
    text-anchor: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

@media (min-width: 768px) {
    .bd-placeholder-img-lg {
        font-size: 3.5rem;
    }
}


.wrap {
    display: grid;
    grid-template-rows: -webkit-max-content 1.1em;
    grid-template-rows: max-content 1.1em;
    overflow: hidden;
    position: relative;
    margin: 1em auto;
    width: 100%;
    background-color: white;
}

.sr-only {
    position: absolute;
    -webkit-clip-path: inset(50%);
    clip-path: inset(50%);
}

input[type=range] {
    grid-column: 1;
    grid-row: 2;
    top: 0;
    left: 0;
    margin: 0;
    background: none;
    /* get rid of white Chrome background */
    color: #000;
    font: inherit;
    /* fix too small font-size in both Chrome & Firefox */
    pointer-events: none;
    border: 1px solid black;
}

    input[type=range]::-webkit-slider-runnable-track, input[type=range]::-webkit-slider-thumb, input[type=range] {
        -webkit-appearance: none;
    }

        input[type=range]::-webkit-slider-runnable-track {
            width: 100%;
            height: 100%;
            background: none;
        }

        input[type=range]::-moz-range-track {
            width: 100%;
            height: 100%;
            background: none;
        }

        input[type=range]::-webkit-slider-thumb {
            border: none;
            /* get rid of Firefox thumb border */
            width: 1em;
            height: 1em;
            border-radius: 0;
            /* get rid of Firefox corner rounding */
            background: currentcolor;
            pointer-events: auto;
        }

        input[type=range]::-moz-range-thumb {
            border: none;
            /* get rid of Firefox thumb border */
            width: 1em;
            height: 1em;
            border-radius: 0;
            /* get rid of Firefox corner rounding */
            background: currentcolor;
            pointer-events: auto;
        }

output::after {
    counter-reset: c var(--c);
    content: counter(c);
}