html,
body {
    margin: 0;
    height: 100%;
    overflow: hidden;
    font-family: 'MarkWebRegular', Helvetica, Arial, sans-serif;
    font-size: 14px;
}

#container {
    height: 100%;
}

.app-view {
    background: white;
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.app-view-header {
    flex-shrink: 0;
    background-color: #e74c3c;
    margin-bottom: 8px;
    color: #fff;

    display: flex;
    align-items: center;
    /* vertical centering */
    max-width: 800px;

    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
    height: 40px;
    /* font-size: 20px; */

    font-size: 1.6rem;
    font-weight: bold;

    padding-left: 8px;
}

.app-view-title {
    font-size: 1.6rem;
    font-weight: bold;
    color: #e74c3c;
    text-align: center;
    padding: 8px 0px 8px 0px;

    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    box-sizing: border-box;

    /* background-color: yellow; */
}

.app-view-content {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 8px 20px 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;

    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    box-sizing: border-box;
    background-color: rgb(246, 246, 246);
}

.app-clickable-text {
    color: rgb(26, 25, 64);
    cursor: pointer;
    text-decoration: underline;
    font-weight: bold;
}

.app-placeholder {
    color: black;
}

.app-input {
    width: 100%;
    /* margin: 14px 0;   */
    padding: 14px;
    /* equal left/right padding */
    font-size: 16px;
    border: 1px solid #ccc;
    border-radius: 6px;
    box-sizing: border-box;
}

.app-input-label {
    /* margin-left: 20px; */
    font-family: 'MarkWebRegular', Helvetica, Arial, sans-serif;
    font-size: 14px;
    color: rgb(119, 117, 126);
    font-weight: 400;
}

.app-centered-message {
    color: #000;
    text-align: center;
}

.answer.correct {
    background-color: #d4edda;
    border-left: 4px solid #28a745;
}

/* .next-button {
    background-color: yellow;
 } */