css_input betnow

input.gg_input[type="text"]:invalid:not(:focus):not(:placeholder-shown),
input.gg_input[type="email"]:invalid:not(:focus):not(:placeholder-shown),
input.gg_input[type="number"]:invalid:not(:focus):not(:placeholder-shown),
input.gg_input[type="password"]:invalid:not(:focus):not(:placeholder-shown) {
    background: pink;
}

input.gg_input[type="text"]:valid,
input.gg_input[type="email"]:valid,
input.gg_input[type="number"]:valid,
input.gg_input[type="password"]:valid {
    background: #c6f9c6;
}