.ib-quiz {    background: #000;
    color: #FFF;
    padding: 20px;
    max-width: 650px;
    -moz-border-radius: 10px;
    -webkit-border-radius: 10px;
    border-radius: 10px;
}
.ib-quiz-titlebar,
h2.ib-quiz-titlebar {
    font: normal 28px/36px serif;
    color: #FFF;
    border-bottom: solid 1px #666;
    padding-bottom: 15px;
    margin: 5px 0 10px;
}
.ib-quiz-intro {
    text-align: center;
}
.ib-quiz-figure {
    max-width: 400px;
    width: 90%;
    margin: 0 auto 10px;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.ib-quiz-intro-image {
    width: 100%;
    max-width: 400px;
    max-height: 300px;
    -moz-border-radius: 20px;
    -webkit-border-radius: 20px;
    border-radius: 20px;
}
.ib-quiz-intro-credit {
    color: #666;
    font-size: 12px;
    text-align: right;
}
.ib-quiz-intro-text {
    color: #FFF;
    font-size: 15px;
    line-height: 18px;
    margin-bottom: 20px;
}
.ib-quiz-start,
.ib-quiz-next,
.ib-quiz-retake {
    background: #4d90fe;
    border: solid 1px #3079ED;
    color: #FFF;
    cursor: pointer;
    font-weight: bold;
    font-size: 30px;
    display: block;
    padding: 8px;
    width: 100%;
    max-width: 300px;
    margin: 0 auto 10px;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -webkit-transition: background-color 0.5s ease;
    -moz-transition: background-color 0.5s ease;
    -ms-transition: background-color 0.5s ease;
    -o-transition: background-color 0.5s ease;
    transition: background-color 0.5s ease;
}
.ib-quiz-start:hover,
.ib-quiz-next:hover,
.ib-quiz-retake:hover {
    background: #357AE8;
    border-color: #2F5BB7;
}
.ib-quiz-questions-area {
    margin: 20px;
}
.ib-quiz-question {
}
.ib-quiz-question-header {
    display: table;
    margin-bottom: 40px;
}
.ib-quiz-question-number {
    font-family: serif;
    display: table-cell;
    vertical-align: middle;
    text-align: center;
    min-width: 60px;
    padding-right: 10px;
}
.ib-quiz-item-number {
    font-size: 60px;
    line-height: 50px;
    font-style: italic;
    display: block;
}
.ib-quiz-question-text,
h3.ib-quiz-question-text {
    display: table-cell;
    vertical-align: middle;
    color: #FFF;
    font-size: 14px;
    line-height: 1em;
}
.ib-quiz-multiple-choice {
    border-bottom: solid 1px #666;
    padding: 0;
    margin: 0 0 10px;
}
.ib-quiz-option {
    color: #FFF;
    cursor: pointer;
    list-style: lower-alpha;
    font-size: 20px;
    padding: 0 0 0 10px;
    margin: 0 0 40px 40px;
    position: relative;
    z-index: 1;
}
.ib-quiz-option:before {
    content: "";
    background: #68BDF5;
    width: 40px;
    height: 40px;
    display: block;
    position: absolute;
    left: -43px;
    top: -7px;
    z-index: -1;
    -moz-border-radius: 20px;
    -webkit-border-radius: 20px;
    border-radius: 20px;
}
.answered .ib-quiz-option {
    list-style: none;
}
.answered .ib-quiz-option.selected {
    color: red;
}
.answered .ib-quiz-option.selected.correct,
.answered .ib-quiz-option.correct {
    color: green;
}
.answered .ib-quiz-option:before {
    background: none;
    font-size: 50px;
    top: -13px;
    text-align: center;
    line-height: 38px;
}
.answered .ib-quiz-option.selected:before {
    content: "\2717";
    color: red;
    background: none;
}
.answered .ib-quiz-option.selected.correct:before,
.answered .ib-quiz-option.correct:before {
    content: "\2713";
    color: green;
    background: none;
}
.ib-quiz-question-footer {
    display: none;
}
.answered .ib-quiz-question-footer {
    display: block;
}
.ib-quiz-question-footer .ib-quiz-explanation {
    color: #FFF;
    font-size: 15px;
    text-align: center;
    margin-bottom: 20px;
}
.ib-quiz-results {
    width: 90%;
    max-width: 400px;
    padding: 10px;
    margin: auto;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    border-radius: 10px;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    /* fallback */
    background: #666;
    /* Safari 4-5, Chrome 1-9 */
    background: -webkit-gradient(linear, 0% 0%, 0% 100%, from(#888), to(#444));
    /* Safari 5.1, Chrome 10+ */
    background: -webkit-linear-gradient(top, #888, #444);
    /* Firefox 3.6+ */
    background: -moz-linear-gradient(top, #888, #444);
    /* IE 10 */
    background: -ms-linear-gradient(top, #888, #444);
    /* Opera 11.10+ */
    background: -o-linear-gradient(top, #888, #444);
    background: linear-gradient(top #888, #444)
}
.ib-quiz-results-title {
    font: italic normal 28px/36px serif;
    border-bottom: solid 1px #CCC;
    padding-bottom: 6px;
    margin-bottom: 10px;
}
.ib-quiz-results-score {
    font: normal 20px/28px serif;
    color: #BEDDFC;
    margin-bottom: 5px;
}
.ib-quiz-results-text {
    color: #FFF;
    font-size: 14px;
    margin-bottom: 30px;
}
.ib-quiz-results-footer {
    border-bottom: solid 1px #CCC;
    margin-bottom: 10px;
}
.ib-quiz-results-bar-area {
    background: #333;
    height: 20px;
    border: solid 1px #CCC;
    margin-bottom: 10px;
}
.ib-quiz-results-bar {
    background: #67AA24;
    height: 20px;
    width: 0;
    -webkit-transition: width 1.5s ease;
    -moz-transition: width 1.5s ease;
    -ms-transition: width 1.5s ease;
    -o-transition: width 1.5s ease;
    transition: width 1.5s ease;
}