html {
    font-size: 14px;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
    position: relative;
    min-height: 100%;
}

body {
    margin-bottom: 60px;
}

.carousel-item img {
    max-width: 300px !important;
    max-height: 300px !important;
    margin: auto;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
    background-image: none;
}

    .carousel-control-prev-icon:after,
    .carousel-control-next-icon:after {
        content: '';
        display: inline-block;
        border: solid black;
        border-width: 0 3px 3px 0;
        padding: 3px;
    }

    .carousel-control-prev-icon:after {
        transform: rotate(135deg);
        -webkit-transform: rotate(135deg);
    }

    .carousel-control-next-icon:after {
        transform: rotate(-45deg);
        -webkit-transform: rotate(-45deg);
    }