:root {
    --color-status-rule-background: #BBBBDD;
    --color-status-rule-border: #000000;
    --color-status-wrong: red;
    --color-status-correct: green;
    --color-status-unfilled: lightgray;
    --color-status-filled: blue;
    --color-status-current: yellow;
}

/* status for choices and questions */
.status-rule {
    border-color: var(--color-status-rule-border);
    background-color: var(--color-status-rule-background);
    display: table;
    margin: 0 auto;
    position: sticky;
    top: -10px;
    border: 4px solid;
    border-radius: 5px;
    padding: 6px;
    & td {
	padding: 1px;
    }
}
.status-box {
    width: 8px;
    height: 8px;
}
.status-box-question {
    border: 3px solid;
    border-radius: 2px;
    cursor: pointer;
}
.status-box-choice {
}
.status-box-choice-set {
    border: 2px solid;
    border-radius: 3px;
}
.status-wrong {
    background-color: var(--color-status-wrong);
}
.status-correct {
    background-color: var(--color-status-correct);
}
.status-unfilled {
    background-color: var(--color-status-unfilled);
}
.status-filled {
    background-color: var(--color-status-filled);
}
.status-current {
    border-color: var(--color-status-current);
}

/* questions */
.question {
    margin: 0.5em 0em 0em 0em;
}
.question-number {
    font-weight: bold;
    font-size: x-large;
    color: var(--color-struct);
    cursor: pointer;
}
.question-body {
    margin: 1em 0em 1em 2em;
}
.question-body-admin {
    border: 4px solid;
    padding: 4px;
    border-radius: 5px;
    border: solid 4px;
}

/* exercises */
.exercise {
    margin: 2em 0em 0em 0em;
}
.exercise-title {
    font-weight: bold;
    font-size: xx-large;
    color: var(--color-struct);
    cursor: pointer;
}
.exercise-body {
    margin: 1em 0em 2em 2em;
}

/* exam timer */
#exam-timer {
    z-index: 99;
    position: fixed;
    right: 5px;
    top: 5px;
    width: 30px;
    height: 50px;
    background-color: #00ff00;
    font-weight: bold;
    font-size: 16px;
    text-align: center;
    line-height: 50px;
    transition: width 0.3s ease;
    overflow: hidden;
    cursor: pointer;
    border-color: var(--color-status-rule-border);
    border: 4px solid;
    border-radius: 5px;
    &::before {
	content: var(--url-timer-img);
    }
    &:hover {
	width: 150px;
	& #exam-timer-text {
	    display: inline-block;
	}
    }
}
#exam-timer-text {
    display: none;
}