body {
  background-image: url('https://www.linkyhost.com/og-image.jpg');
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
} 
.kn84div { 
  width: calc(90% - 11px);
  height: calc(100% - 11px);
  background-color: black;
  margin: auto;
  border: solid black 0px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 2px;
  place-items: legacy center;
}

.kn84div > div {
background-image: url("https://kevinn84.alwaysdata.net/256703");
  background-color: #38444d;
  background-repeat: no-repeat;
background-size: cover;
background-attachment: fixed;
color: navy;
  padding: 10px 1px 15px 50px;
}