disable-user select
.disable-selection {
-moz-user-select: none; /* Firefox */
-ms-user-select: none; /* Internet Explorer */
-khtml-user-select: none; /* KHTML browsers (e.g. Konqueror) */
-webkit-user-select: none; /* Chrome, Safari, and Opera */
-webkit-touch-callout: none; /* Disable Android and iOS callouts*/
}