function addUp1() {
    var g1 = document.getElementById('id_guess_1y');
    var g2 = document.getElementById('id_guess_2y');
    var g3 = document.getElementById('id_guess_3y');
    var g4 = document.getElementById('id_guess_4y');
    var g5 = document.getElementById('id_guess_5y');
    var g6 = document.getElementById('id_guess_6y');
    var g7 = document.getElementById('id_guess_7y');
    var g8 = document.getElementById('id_guess_8y');
    var g9 = document.getElementById('id_guess_9y');
    var g10 = document.getElementById('id_guess_10y');
    var g11 = document.getElementById('id_guess_11y');
    var g12 = document.getElementById('id_guess_12y');
    var g13 = document.getElementById('id_guess_13y');
    var g14 = document.getElementById('id_guess_14y');
    var g15 = document.getElementById('id_guess_15y');
    var g16 = document.getElementById('id_guess_16y');
    var g17 = document.getElementById('id_guess_17y');
    var g18 = document.getElementById('id_guess_18y');
    var g19 = document.getElementById('id_guess_19y');
    var g20 = document.getElementById('id_guess_20y');
    var total = 100;
    total -= (parseInt(g1.value) || 0);
    total -= (parseInt(g2.value) || 0);
    total -= (parseInt(g3.value) || 0);
    total -= (parseInt(g4.value) || 0);
    total -= (parseInt(g5.value) || 0);
    total -= (parseInt(g6.value) || 0);
    total -= (parseInt(g7.value) || 0);
    total -= (parseInt(g8.value) || 0);
    total -= (parseInt(g9.value) || 0);
    total -= (parseInt(g10.value) || 0);
    total -= (parseInt(g11.value) || 0);
    total -= (parseInt(g12.value) || 0);
    total -= (parseInt(g13.value) || 0);
    total -= (parseInt(g14.value) || 0);
    total -= (parseInt(g15.value) || 0);
    total -= (parseInt(g16.value) || 0);
    total -= (parseInt(g17.value) || 0);
    total -= (parseInt(g18.value) || 0);
    total -= (parseInt(g19.value) || 0);
    total -= (parseInt(g20.value) || 0);

    if (!isNaN(total)) {
        console.log(total);
        document.getElementById('id_total').innerText = total.toString();
        if (total < 0) {
            document.getElementById('id_total').style.color = "red";
            document.getElementById('id_total').style.fontSize = "small";
            $('#id_total').html("Sie können nur genau 100 Punkte vergeben.")
        } else if (total == 0) {
            document.getElementById('id_total').style.color = "green";
            document.getElementById('id_total').style.fontSize = "100%";
        } else {
            document.getElementById('id_total').style.color = "black";
            document.getElementById('id_total').style.fontSize = "100%";
        }
    }
}

        $(document).ready(function () {
            var g1 = document.getElementById('id_guess_1y');
            var g2= document.getElementById('id_guess_2y');
            var g3= document.getElementById('id_guess_3y');
            var g4= document.getElementById('id_guess_4y');
            var g5= document.getElementById('id_guess_5y');
            var g6= document.getElementById('id_guess_6y');
            var g7= document.getElementById('id_guess_7y');
            var g8= document.getElementById('id_guess_8y');
            var g9= document.getElementById('id_guess_9y');
            var g10= document.getElementById('id_guess_10y');
            var g11= document.getElementById('id_guess_11y');
            var g12= document.getElementById('id_guess_12y');
            var g13= document.getElementById('id_guess_13y');
            var g14= document.getElementById('id_guess_14y');
            var g15= document.getElementById('id_guess_15y');
            var g16= document.getElementById('id_guess_16y');
            var g17= document.getElementById('id_guess_17y');
            var g18= document.getElementById('id_guess_18y');
            var g19= document.getElementById('id_guess_19y');
            var g20= document.getElementById('id_guess_20y');
            g1.oninput = addUp1;
            g2.oninput = addUp1;
            g3.oninput = addUp1;
            g4.oninput = addUp1;
            g5.oninput = addUp1;
            g6.oninput = addUp1;
            g7.oninput = addUp1;
            g8.oninput = addUp1;
            g9.oninput = addUp1;
            g10.oninput = addUp1;
            g11.oninput = addUp1;
            g12.oninput = addUp1;
            g13.oninput = addUp1;
            g14.oninput = addUp1;
            g15.oninput = addUp1;
            g16.oninput = addUp1;
            g17.oninput = addUp1;
            g18.oninput = addUp1;
            g19.oninput = addUp1;
            g20.oninput = addUp1;

        });