* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Roboto', sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
    font-size: 16px;
    margin-top: 20px;
}

.container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    flex-direction: column;
}

.container h1 {
    font-size: 3em;
    margin-bottom: 20px;
}   

.question {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

button {
    background-color: #333;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    margin: 20px 20px;
    transition: all 0.5s ease;
    
}  
.score.active {
    background-color: #333;
    color: #fff;
    padding: 10px 20px;
    border-radius: 5px;
    margin-top: 20px;
}

.load {
    margin-top: 30px;
    cursor: pointer;
}

button.sel {
    background-color: green;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    margin-top: 20px;
    transform: scale(1.1);
}

button.correct {
    background-color: green;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    margin-top: 20px;
}
button.wrong {
    background-color: red;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    margin-top: 20px;
}