product-preview-card-component-main

Replace <div class="card"> with the main tag and add the alt attribute alt=" " to the img tag containing the icon tag to fix the error and accessibility issues. click here for more on web-accessibility and semantic html.

There is no need to give the body a width value. To center .card on the page using grid, replace the height in the body with min-height: 100vh.

To center .card on the page using grid:
body{
min-height: 100vh;
display: grid;
place-items: center;
}

Hope am helpful.

Well done for completing this challenge. HAPPY CODING