html,
body {
    height: 100%;
    /* Insure full viewport height */
    margin: 0;
    /* remove default margins. not necessary with tailwind. */
}

body {
    display: flex;
    /* body is flex container */
    flex-direction: column;
    /* stack header, main, footer */
    text-align: center;
    font-family: system-ui, Arial, sans-serif;
    background: linear-gradient(90deg, var(--color-green-950) 0%, var(--color-pink-950) 100%);
    color: var(--color-yellow-50);
    border: solid var(--color-gray-500);
    border-width: 0 2px 0 2px;
}

main {
    flex-grow: 1;
    /* make sure main grows to fill space between header and footer */
    overflow: auto;
    /* Scroll content if necessary */
}

leftside {
    padding-left: 1rem;
    text-align: left;
    border: solid var(--color-gray-500);
    border-width: 0 1px 0 0;
    background-color: var(--color-green-950);
    color: var(--color-yellow-50);
}

rightside {
    padding-left: 1rem;
    text-align: left;
    background-color: var(--color-pink-950);
    color: var(--color-yellow-50);
    border: solid var(--color-gray-500);
    border-width: 0 0 0 1px;
}

a {
    color: var(--color-slate-400);
}

a:link {
    color: var(--color-gray-400);
}

a:visited {
    color: var(--color-purple-300);
}

a:hover {
    color: var(--color-blue-200);
    text-decoration: underline;
}

a:active {
    color: var(--color-green-200);
}

.headerBarTop {
    margin: 0 .75rem 0 .75rem;
    background-color: var(--color-blue-900);
    font-family: sans-serif;
    font-size: 3rem;
    padding-top: .5rem;
    line-height: 2.5rem;
    color: var(--color-amber-50);
    vertical-align: sub;
}

.headerBarBottom {
    margin: 0 .75rem 0 .75rem;
    border-radius: 0 0 1rem 1rem;
    background-color: var(--color-gray-500);
    font-family: sans-serif;
    font-size: 1.25rem;
    line-height: 1.75rem;
    color: var(--color-amber-50);
}

footer {
    text-align: center;
    background-color: var(--color-gray-500);
    color: var(--color-white);
    font-size: .75rem;
}