styles.css

.blank-sub {
    grid-column: 1;
    grid-row: 1;
    text-align: left;
    padding-left: 0.3em;
    border-radius: 5px;
    color: whitesmoke;
    background-color: transparent;
    font-weight: 1000;
}

.blank-container {
    display: inline-grid;
    margin: 1px;
    border-radius: 3px;
    background-color: transparent;
}

.blank-blank {
    color: transparent;
    text-align: center;
    grid-column: 1;
    grid-row: 1;
    border-radius: 3px;
    min-width: 5em;
}

.blank-container:hover .blank-blank {
    cursor: none;
    color: inherit !important;
}

span.blank-answered .blank-blank {
    color: inherit !important;
}

span.blank-correct .blank-sub {
    background-color: #26de81 !important;
}

span.blank-wrong .blank-sub {
    background-color: #fc5c65 !important;
}

.blank-form-check {
    margin: auto;
    zoom: 1.5;
    transform: scale(1.5);
}

.blank-checkbox-cell {
    vertical-align: middle !important;
}

#blankScoreBoard {
    font-family: monospace;
    font-size: 16pt;
    background-color: #fd9644;
    text-align: center;
    text-weight: 500;
    padding: 0.1em;
    background: #f27121; /* fallback for old browsers */
    background: -webkit-linear-gradient(to top right, #8a2387, #e94057, #f27121); /* Chrome 10-25, Safari 5.1-6 */
    background: linear-gradient(to top right, #8a2387, #e94057, #f27121); /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */
    /* sticky */
    position: fixed;
    bottom: 1em;
    left: 1em;
    z-index: 1000;
    border-radius: 7px;
}

#blankScoreBoard .blank-container {
    line-height: 1.5em;
    display: grid;
    padding: 0.1em;
}

#blankScoreBoard p {
    margin: 0;
}

#blankCloseButton {
    border: 0;
    padding: 0;
    color: white;
    background-color: transparent;
}