body{
	margin:0;
	box-sizing:border-box;
	overflow-x:hidden;
}

*{
	box-sizing: border-box;
}

.product{
 background-color: #d6e6f1;
 height: 100vh;
}
.product .main-img img{
	max-width: 500px;
	margin:auto;
	display: block;
}
.product .thumb-img {
	text-align: center;

}
.product .thumb-img .box{
	display: inline-block;
	height: 50px;
	width:50px;
	border:2px solid #8ea1af;
	margin:2px;
	cursor: pointer;
}
.product .thumb-img .box.active{
	border-color:#545454;
	
}
.product .thumb-img .box img{
      max-width: 100%;
      max-height: 100%;
}