body {
    background: url(/img/bg.jpg) no-repeat center center;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    height: 100vh;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.logo {
    margin-top: -150px;
}
.logo img {
    width: 700px; /* Adjust the width as needed */
    height: auto; /* Maintain aspect ratio */
    margin-top: 100px; /* Adjust the margin as needed */
}

.centered-button {
    text-align: center;
}
  
.centered-button img {
    width: 500px;
    height: auto;
    cursor: pointer;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); 
    transition: transform 0.3s ease-in-out; 
}
  
.centered-button img:hover {
    transform: scale(1.1);
}

@media (max-width: 767px) {
    body {
        background: url(/img/bg-mb.jpg) no-repeat center center;
        -webkit-background-size: cover;
        -moz-background-size: cover;
        -o-background-size: cover;
        background-size: cover;
        height: 100vh;
        margin: 0;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .centered-button {
        text-align: center;
    }
    .centered-button img {
        width: 300px;
        height: auto;
        cursor: pointer;
        border-radius: 8px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        transition: transform 0.3s ease-in-out;
    }
    .centered-button img:hover {
        transform: scale(1.1); /* Scale up the image on hover */
    }
    .logo {
        margin-top: -150px;
    }
    .logo img {
        width: 350px; /* Adjust the width as needed */
        height: auto; /* Maintain aspect ratio */
        margin-top: 80px; /* Adjust the margin as needed */
        top: 50px;
    }
}