<script>
let theForm = document.querySelector('.form');
let counts = theForm.elements["ssend4"];
const total = document.querySelector('.total');
let countValue = 0;
function increaseValue() {
var value = parseInt(document.getElementById('number').value, 10);
value = isNaN(value) ? 0 : value;
value++;
document.getElementById('number').value = value;
}
function decreaseValue() {
var value = parseInt(document.getElementById('number').value, 10);
value = isNaN(value) ? 0 : value;
value < 1 ? value = 1 : '';
value--;
document.getElementById('number').value = value;
}
function getValueCount() {
if(counts.value != '') {
countValue = parseInt(counts.value);
}
return countValue;
}
function getTotal() {
total.innerHTML = getValueCount();
}
getTotal()
</script>