main.css

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

section {
    display: flex;
    flex-wrap: wrap;
    border: 1px solid black;
    width: 600px;
    font-family: sans-serif;
    font-size: 24px;
}

.button1 {
    display: flex;
    flex-wrap: wrap;
    width: 25%;
    height: 100px;
    border: 1px solid black;
    background-color:purple;
    justify-content: center;
    align-items: center;
    color: white;
}

.button2 {
    display: flex;
    flex-wrap: wrap;
    width: 25%;
    height: 100px;
    border: 1px solid black;
    background-color: yellow;
    justify-content: center;
    align-items: center;
    color: black;
}

.answer-bar {
    display: flex;
    flex-wrap: wrap;
    width: 75%;
    height: 100px;
    border: 1px solid black;
    background-color: purple;
    justify-content: center;
    align-items: center;
    color: white;
}

.eight {
    font-weight: bold;
    font-style: italic;
}