* {
    margin: 0;
    padding: 0;
}

.desktop,
.mobile {
    width: 100%;
}

.desktop {
    display: block;
}
.mobile {
    display: none;
}

@media screen and (max-width: 800px) {
    .desktop {
        display: none;
    }
    .mobile {
        display: block;
    }
  }