Answers for "Input number show arrows always"

html css number input field don't show arrows

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type=number] {
  -moz-appearance: textfield;
}

show input type number arrows

input[type=number]::-webkit-inner-spin-button, 
input[type=number]::-webkit-outer-spin-button {  

   opacity: 1;

}