//----------------- HTML:

<div class="switch-border">
	<div class="on-off-back">
		<span class="off">OFF</span>
		<div class="touch-border"></div>
		<span class="on">ON</span>
	</div>
</div>




//----------------- CSS:

.switch-border{
	width:50px;
	height:30px;	
	background-color:rgba(200,226,157,1);
	border:3px solid rgba(132,139,121,1);
	border-radius:3px;
	overflow:hidden;
}

.on-off-back{
	display:flex;
	width:100px;
	height:30px;
	margin-left:0px;
	background:linear-gradient(90deg, rgba(240,240,240,1) 0% 49%, rgba(112, 175, 4, 1) 49% 100%);
	transition:margin-left .2s;
}

.off, .touch-border, .on{
	display:inline-block;
	width:38px;
	height:30px;
	color:#000 !important;
	font-size:11px;
	font-weight:600;
	text-align:center;
	vertical-align:middle;
	line-height:30px;
	border:1px solid transparent;
}

.touch-border{
	width:10px;
	background-color:rgba(213,220,226,1);
	border:1px solid #000;
	border-radius:3px;
	cursor:pointer;
}

.left{
	margin-left:-40px;
	transition:margin-left .2s;
}

.touch-border:hover{
	background-color:rgba(204,204,255,1);
}



//----------------- JavaScript:

if(document.querySelector('.touch-border')){
	document.querySelector('.touch-border').addEventListener('click',goSwitch);

	function goSwitch(){
		document.querySelector('.on-off-back').classList.toggle('left');
	}
}