@media only screen and (min-width: 280px) and (max-width: 450px) {
	.btnbottom{
		position: fixed;
	    bottom: 0;
	    width: 100%;
	    height: 60px;
	    background: #171d30;
	    color: #ff8602;
	    z-index: 1;
	    text-align: center;
	}
	.btnbottom img{
		width: 50px;
		height: 50px;
	}
}