body {
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    background-image: url("https://petamempawah.com/image/blueabstract1.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 100vh;
    margin: 0;
}