body {
    background: url(excel.jpg) no-repeat center center fixed;
    background-size: cover;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh; 
    flex-direction: column;
    text-align: center;
    font-family: Arial, sans-serif;
    color: white;
    margin: 0;
}

.container {
    background: rgba(0, 0, 0, 0.7); 
    padding: 20px;
    border-radius: 10px;
    width: 80%; 
    max-width: 800px;
}

#quiz-container {
    margin: 20px 0;
}

#quiz-container button {
    background-color: #008000;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
}

.discount {
    font-weight: bold;
    color: #00ff00;
}


#redirectBtn {
    background-color: #ff6600;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
    display: block;
    margin: 0 auto;

}
#redirectBtn {
    background-color: #ff6600;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;  
}

.faculty-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.faculty {
    background: rgba(0, 0, 0, 0.7);
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    width: 200px;
}

.faculty img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
}

.faculty button {
    margin-top: 10px;
    background-color: #008000;
    color: white;
    border: none;
    padding: 5px 10px;
    cursor: pointer;
    border-radius: 5px;
}

.audio-container {
    position: relative;
    top: 0px;
    right: 0px;
    z-index: 1000;
}

audio {
    width: 200px;
    height: 200px;
    opacity: 100px;
    pointer-events: none;
}

.footer {
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}