html body {
    margin: 0 20% 0 20%;
    padding-top: 20px;

    font-family: 'IBM Plex Sans KR', sans-serif;
    background-color: #3E3F40;

    font-size: 1em;
}

@media (orientation: portrait) {
	html body {
        margin: 0;
    }
}

@media screen and (max-width: 600px) {
    html body {
        margin: 0 5% 0 5%;
    }
}

h1 {
    font-size: 2.5em;
    font-weight: 700;
    color: #f2f2f2;
    text-align: center;
}

.accent {
    color: red;
    font-weight: bold;
    font-size: 1.1em;
}

#output {
    background-color: #f2f2f2;
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 10px;
    margin: 10px;
    box-sizing: border-box;
    color: #0D0D0D;
}

.btn-primary, .btn-primary:hover, .btn-primary:active, .btn-primary:visited {
    background-color: #732D2D !important;
    border-color: #732D2D !important;
}