:root {
    /* https://www.cmu.edu/brand/brand-guidelines/visual-identity/colors.html */
    --cmu-red: #c41230;
    --cmu-black: #000000;
    --cmu-charcoal: #333333;
    --cmu-darkgray: #6D6E71;
    --cmu-lightgray: #E0E0E0;
    --cmu-rose: #EF3A47;
    --cmu-gold: #FDB515;
    --cmu-green: #009647;
    --cmu-teal: #008F91;
    --cmu-blue: #043673;
    --cmu-skyblue: #007BC0;
    --cmu-tan: #BCB49E;
    --cmu-beige: #E4DAC4;
    --cmu-tealgreen: #1F4C4C;
    --cmu-lightgreen: #719F94;
    --cmu-navy: #182C48;
    --cmu-crimson: #941120;

    --scs-red: #bb0000;
    --scs-darkgray: #666666;

    --cmu-font-family: "Open Sans", Helvetica, Arial, sans-serif;
    --cmu-font-family-serif: "Source Serif Pro", Times, serif;

    --bg-color: var(--cmu-lightgray);
    --ngram-color: var(--cmu-red);

    --input-color: var(--cmu-skyblue);
    --output-color: purple;
}

html {
    background-color: var(--bg-color);
    border-width: 1px;
    font-family: var(--cmu-font-family);
    color: var(--cmu-charcoal);
}

h1 {
    font-size: 3em;
    font-weight: normal;
}

h2 {
    font-size: 1.75em;
    font-weight: normal;
    margin-top: 0.5em;
    margin-bottom: 0.5em;
}

/* :focus {
    border: 1px solid var(--cmu-red);
} */

.title {
    text-align: center;
    /* font-weight: normal; */
}

.grid-main {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto auto auto;
    column-gap: 20px;
    row-gap: 30px;
    margin-left: 10px;
    margin-right: 10px;
}

.textbox-row {
    display: flex;
    align-items: center;
}

.flex-col{
    display: flex;
    flex-direction: column;
}

.flex-col-center-vert {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 20px;
}

.flex-col-center-horiz {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
}

.two-col {
    grid-column: span 2;
}

.textbox {
    background-color: white;
    /* border: 2px solid black; */
    border: none;
    padding: 0.75em 1em 0.75em 1em;
    /* height: 20em; */
    height: 60vh;
    overflow-x: hidden;
    overflow-y: auto;
    border-radius: 0.5em;
    /* Increase line spacing */
    line-height: 1.75em;
}

.spacer {
    flex-grow: 1;
}

.search-input {
    font-size: 1.5em;
    height: 3em;
    margin: 0em;
    padding: 0;
    width: 100%;
    text-align: center;
    color: var(--cmu-charcoal);
    border: 1px solid var(--cmu-red);
    border-radius: 0.5em;
}

.search-results {
    font-size: 1.5em;
    text-align: center;
    color: var(--cmu-charcoal);
}

.dataset-selection-text {
    margin: 0.25em;
}

select{
    font-size: 1.5em;
    height: 3em;
    margin: 0em;
    padding: 0.25em;
    width: 100%;
    color: var(--cmu-charcoal);
    border: 1px solid var(--cmu-darkgray);
    border-radius: 0.5em;
}

.dataset-select {
    font-size: 5em;
    color: purple;
}

.dataset-select-option {
    font-size: 5em;
}

.dataset-img {
    margin: 1em;
    width: 50%;
    height: auto;
    border-radius: 0.5em;
}

.n-selection {
    margin: 0em;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    font-size: 1.5em;
}

.n-selection-text {
    margin: 0.1em;
}

.n-value-input {
    margin: 0.1em;
    height: 1.5em;
    font-size: 1em;
    width: 2em;
    text-align: center;
    color: var(--cmu-charcoal);
    border: 1px solid var(--cmu-darkgray);
    border-radius: 0.5em;
}

.btn {
    margin: 0em;
    height: 3em;
    width: 100%;
    font-size: 1.5em;
    text-transform: uppercase;
    font-weight: bold;
    background-color: var(--bg-color);
    color: var(--cmu-darkgray);
    border: 1px solid var(--cmu-darkgray);
    border-radius: 0.5em;
}

.btn:hover {
    background-color: var(--cmu-darkgray);
    color: white;
}

.btn:active {
    transform: translateY(4px);
  }

.btn-strong {
    background-color: var(--bg-color);
    color: var(--cmu-red);
    border: 1px solid var(--cmu-red);
}

.btn-strong:hover {
    background-color: var(--cmu-red);
    color: white;
}

.btn-circle {
    margin: 0.1em;
    width: 1.5em;
    height: 1.5em;
    font-size: 1em;
    font-family: monospace;
    padding: 0px;
    line-height: 0px;
    background-color: var(--bg-color);
    color: var(--cmu-darkgray);
    border: 1px solid var(--cmu-darkgray);
    border-radius: 0.75em;
}

.btn-circle:hover {
    background-color: var(--cmu-darkgray);
    color: white;
}

.height-btn {
    height: 3em;
}

/* 
.instructions {
    display: flex;
    align-items: center;
    margin: 1em;
}
 */

.instruction-text {
    margin-top: 0.5em;
    margin-bottom: 0.5em;
    font-size: 1.125em;
}

.textbox-ngrams {
    font-family: "Courier New"
}

.ngram-words {
    /* padding: 0.05em 0.2em 0.05em 0.2em; */
    padding: 0.0em 0.2em 0.0em 0.2em;
}
.prev-words {
    /* color: blue; */
    /* background-color: orchid; */
    /* background-color: var(--cmu-skyblue); */
    background-color: var(--input-color);
    border: 0.125em solid var(--input-color);
    color: white;
}

.next-word {
    border: 0.125em solid var(--output-color);
}

.flex-row-center-center {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.flex-col-center-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
}


.tron-img {
    width: 40%;
    height: auto;
}