* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: #f0efeb;
    height: 100vh;
    width: 100vw;
    font-family: 'Montserrat', sans-serif;
    padding: 100px;
    font-size: 16px;

    font-weight: 800;
    color: #8e8e8e;
}

.strong { color: black; }
.semi { color: #484847; }
.link { color: #588fff; display: inline; }
.code { font-family: monospace; }

.mt { margin-top: 20px; }
.ml { margin-left: 20px; }
.mr { margin-right: 20px; }
.mb { margin-bottom: 20px; }

.flex {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: flex-start;
}

.main {
    width: 100%;
    row-gap: 150px;
}

.card {
    padding: 20px;
    flex: 1 0 400px;
    & > * {
        display: block;
        margin-top: 5px;
        .card-heading { font-size: 24px; }
        .card-body {
            text-align: justify;
        }
    }
}

.title {
    font-size: 48px;
    flex: 1 0 40%;
}
.info { flex: 1 0 60%; }

.sub-card {
    flex: 1 1 50%;
    height: min-content;
    padding: 20px 20px 20px 0;
    * {
        display: block;
        margin-top: 5px;
    }
    .card-heading { font-size: 18px; }
    .card-footer { font-size: 12px; }
    .card-body {
        font-size: 23px;
        color: #588fff;
    }
}

@media screen and (max-width: 650px) {
    * { word-wrap: normal; }
    body { padding: 20px; }
    .title { font-size: 24px; }
    .card { padding: 0; flex: 0 0 100%; }
    .card:not(:last-child):after {
        display: block;
        content: "";
        border-bottom: 5px solid currentColor;
        margin: 20px 0 20px 0;
        border-radius: 5px;
    }
    .card:last-child { margin-bottom: 100px; }
    .sub-card:after { display: block; content: ""; border-bottom: 1px solid currentColor; margin-top: 20px; }
    .main { row-gap: 0; }
    .sub-card .card-body { font-size: 18px; }
}

@media screen and (max-width: 360px) {
    body { font-size: 12px !important; }
    .sub-card .card-body { font-size: 16px; }
}