body {
    /*background: #c7edcc;*/
}

.homeButton {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1000;
    padding: 10px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
}

.homeButton:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
    transform: translateY(-2px);
}

.homeButton:active {
    transform: translateY(0);
}

.container {
    width: 80vw;
}

.buttons {
    margin-top: 20px;
    user-select: none;
}

.questionInfo {
    font-size: 20px;
    color: gray;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    user-select: none;
}

.questionType {
    /*margin-right: 10px;*/
}

.questionNumber {

}

p.questionText {
    font-size: 20px;
}

ul.options {
    /*margin: 10px;*/
}

.option .checkbox {
    user-select: none;
}

li.option {
    margin: 10px 0;
    display: flex;
    align-items: center;
    font-size: 15px;
    cursor: pointer;
}

li.option input {
    cursor: pointer;
    background: transparent;
    color: black;
    border: none;
    margin-right: 5px;
    /*-webkit-appearance: button;*/
    width: 10px;
    height: 10px;
}

li.option button.checkbox {
    background: gray;
    font-size: 20px;
    padding: 10px 15px;
    margin-right: 5px;
}

li.option button.checkbox.active {
    background: cornflowerblue;
}

li.option .optionText {
    font-size: 18px;
    color: black;
}

p.result {
    font-size: 22px;
}

p.result.correct {
    color: green;
}

p.result.wrong {
    color: red;
}

.buttons .line > * {
    margin: 0 5px;
}

.buttons .line button:first-child {
    margin-left: 0;
}

.buttons .line {
    margin-bottom: 10px;
}

button.checkAnswer {
    display: none;
}

.explain {
    display: none;
}

.correctAnswerArea {
    display: none;
}