input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    /* display: none; <- Crashes Chrome on hover */
    -webkit-appearance: none;
    margin: 0;
    /* <-- Apparently some margin are still there even though it's hidden */
}

.field_input_cart:required {
    border-color: 1px red solid;
}

.body {
    background-color: brown !important;
}