body, html {
	margin: 0;
	height: 100%;
	overscroll-behavior-y: contain;
	overscroll-behavior-y: none;
	overflow: hidden;
	user-select: none;
	-webkit-user-select:none;
}
a,img { 
    /*-webkit-touch-callout: none;*/
    user-select: none;
	-webkit-user-select:none;
}   
* {
	outline: none;
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}