* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}
button,
input,
textarea {
	outline: none;
}
input:focus,
textarea:focus,
button:focus {
	outline: none;
}

a {
	text-decoration: none;
}
a:hover {
	text-decoration: none;
}
img {
	vertical-align: top;
}
.fl {
	float: left;
}
.fr {
	float: right;
}
button {
	border: none;
	background-color: transparent;
	outline: none;
}
button:focus {
	outline: none;
}