Allows inputting a range of values - a From value and a To value.
From: 30
To: 120
user-select to be disabled (set to none), the following CSS class has to be added to app.css (or another imported stylesheet).
.user-select-none {
-webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}