window {
    background-image: linear-gradient(120deg, purple, blue);
}

body, html {
    text-align: center;
    background-repeat: no-repeat;
    /*background-attachment: fixed;*/
    background-position: center; 
    height: 100%;
}

.first-col {
    text-align: center;
    background-image: linear-gradient(120deg, purple, blue);
    color: white;
}

.second-col {
    text-align: center;
    color: black;
    background-color: rgb(108, 108, 108);
    background-image: url("../images/about_us_image.jpg");
    background-size: cover;
};

.paraClass {
    font-size: 30px;
}