*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
  
html, body{
    height: 100%;
    font-family: Arial, Helvetica, sans-serif;
}

.bg-image{
    height: 50%;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.img1{
    background-image: url("img1.jpg");
}
.img2{
    background-image: url("img2.jpg");
}
.img3{
    background-image: url("img3.jpg");
}
.img4{
    background-image: url("img4.jpg");
}
.img5{
    background-image: url("img5.jpg");
}
.img6{
    background-image: url("img6.jpg");
}

.bg-text{
    background-color: rgba(0, 0, 0, 0.4);
    color: white;
    font-weight: bold;
    font-size: 80px;
    border: 10px solid #F1F1F1;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    width: 500px;
    padding: 20px;
    text-align: center;
}