/* Reset default margin and padding for all elements */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Set a background color and center the content vertically */
body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    /*background-color: black;*/
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
}

/* Main heading style */
h1 {
    text-align: center;
    margin-bottom: 20px;
}