.quiz-answer {
    display: block;
    margin-bottom: 16px;
}

.quiz-answer__text {
    background: white;
    border: 4px solid rgba(0,0,0,.2);
    border-color: rgba(0,0,0,.1);
    box-shadow: 1px 1px 0.25em rgba(0,0,0,.05);
    display: block;
    padding: 12px;
    padding-right: 32px;
    position: relative;
}

.quiz-answer.active .quiz-answer__text {
    border-color: hsl(215, 69%, 74%);
}

.quiz-answer__text-number {
    text-transform: uppercase;
}

.quiz-answer__input,
.quiz-answer__input[type=radio] {
    display: none;
    float: left;
}

.quiz-answer__arrow {
    color: #aaa;
    float: right;
    font-weight: bold;
    height: 16px;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
}