.main .subtitle {
	color: rgba(0, 0, 0, 0.5);
	font-size: 18px;
	line-height: 21px;
	margin: 10px 0 45px;
}
.main .captcha-box {
	gap: 10px;
}
.main .captcha-box .box {
	flex: 2;
}
.main .captcha-box .captcha {
	flex: 1;
	height: 53px;
	cursor: pointer;
	border-radius: 5px;
}
@media(max-width: 768px) {
	.main .subtitle {
		font-size: 16px;
		line-height: 18px;
	}
}
@media(max-width: 576px) {
	.main .subtitle {
		font-size: 14px;
		margin-bottom: 30px;
	}
	.main .captcha-box .captcha {
		height: 34px;
	}
}