styles.css

html {
    overflow-y: auto !important;
}

body {
    width: 100%;
    font-family: 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
    overflow-x: -moz-hidden-unscrollable;
    overflow-x: hidden;
    overflow-x: -webkit-marquee;
    min-height: 100vh;
}

.content-container {
    min-height: 100vh; /* will cover the 100% of viewport */
    overflow: hidden;
    display: block;
    position: relative;
    padding-bottom: 0;
}

.darkmode-layer,
.darkmode-toggle {
    z-index: 500;
}

.hidden {
    display: none;
}

.margin-left {
    margin-left: 20px;
}

.button-underneath {
    margin-top: 10px;
}

a {
    isolation: isolate;
    mix-blend-mode: normal;
}

.darkmode--activated a {
    mix-blend-mode: difference;
}

.gh-btn {
    mix-blend-mode: normal;
}

.darkmode--activated .gh-btn {
    mix-blend-mode: difference;
}

.button {
    mix-blend-mode: normal;
}

.darkmode--activated .button {
    mix-blend-mode: difference;
}

.darkmode--activated .fermi-dropdown {
    color: #b5b5b5;
}

input[type='number']:focus {
    border-color: #66afe9;
    outline: 0;
    -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075),
        0 0 8px rgba(102, 175, 233, 0.6);
    box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075),
        0 0 8px rgba(102, 175, 233, 0.6);
    background-color: #fff;
    color: #363636;
}

.darkmode--activated input[type='number']:focus {
    mix-blend-mode: difference;
    background-color: #000;
    color: #c9c9c9;
}

.darkmode--activated .has-text-success {
    mix-blend-mode: difference;
}

.darkmode--activated .has-text-warning {
    mix-blend-mode: difference;
}

.darkmode--activated .has-text-danger {
    mix-blend-mode: difference;
}

#result {
    padding-top: 5px;
}

#angle-down {
    width: 1em;
    height: 1em;
    vertical-align: -0.125em;
    fill: #485fc7;
}

.callouts.hero-body {
    padding-top: 0;
}

.content-container .hero-body {
    padding-bottom: 1.5rem;
}

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