* {
    margin: 0;
    padding: 0;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}

body {
    background-color: #001e4d;
}

.app {
    background-color: #fff;
    width: 90%;
    max-width: 600px;
    margin: 40px auto 0;
    border-radius: 10px;
    padding: 25px;
}

.app h1 {
    color: #001e4d;
    font-size: 25px;
    font-weight: 600;
    border-bottom: 1px solid #c41212;
    padding-bottom: 30px;
}

.Quiz {
    padding: 20px 0;
}

.Quiz h2 {
    font-size: 18px;
    color: #001e4d;
    font-weight: 600;
}

.btn {
    font-weight: 500;
    width: 100%;
    padding: 10px;
    margin: 15px 0;
    border: 1px solid black;
    background: #fff;
    color: #222;
    text-align: left;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn:hover {
    background: #222;
    color: #fff;
}

.buttonm {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    width: 100%;
}

.buttonm button {
    background: #001e4d;
    color: #fff;
    font-weight: 500;
    width: 150px;
    padding: 10px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.buttonm button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.correct {
    background: #9aeabc !important;
}

.incorrect {
    background: #ff9393 !important;
}

#progress {
    font-size: 14px;
    color: #555;
    margin: 10px 0 20px;
    text-align: right;
}