body {
    overflow-y: scroll;
}

:root {
    --jumbotron-padding-y: 3rem;
}

.jumbotron {
    padding-top: var(--jumbotron-padding-y);
    padding-bottom: var(--jumbotron-padding-y);
    margin-bottom: 0;
    /*background-color: #6c757d;*/
    background-color: #343a40;
    background-image: url("https://www.transparenttextures.com/patterns/inspiration-geometry.png");
    /* This is mostly intended for prototyping; please download the pattern and re-host for production environments. Thank you! */
    /* This is mostly intended for prototyping; please download the pattern and re-host for production environments. Thank you! */
    color: white;
}
@media (min-width: 768px) {
    .jumbotron {
        padding-top: calc(var(--jumbotron-padding-y) * 2);
        padding-bottom: calc(var(--jumbotron-padding-y) * 1);
    }
}

.jumbotron .text-muted {
    color: rgba(255,255,255,.7) !important;
}

.jumbotron p:last-child {
    margin-bottom: 0;
}

.jumbotron-heading {
    font-weight: 400;
    margin-bottom: 50px;
    font-size: 50px;

}

.sp-font {
    font-family: 'Do Hyeon', cursive;
}

.jumbotron .container {
    max-width: 40rem;
}

footer {
    padding-top: 3rem;
    padding-bottom: 3rem;
}

footer p {
    margin-bottom: .25rem;
}

.box-shadow { box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05); }

.card-text {
    height: 65px !important;
}

.ch-bt {
    float: right;
}

.card {
    background-color: #e2e2e2;
}