@charset "UTF-8";
@import url('https://fonts.googleapis.com/css2?family=Crimson+Text:wght@400;600;700&display=swap');

/*main
----------------------------------------*/
#brain .brain {
	background-image: url("images/bg_brain.webp");
	background-repeat: no-repeat;
	background-size: cover;
	margin-top: 0;
	padding: 9.4rem 0 10.5rem;
}
@media only screen and (max-width: 768px) {
	#brain .brain {
		margin-top: 0;
		padding: 6.8rem 0 0;
	}
}
section.brain .brain_inner {
    max-width: 130rem;
	margin: 0 auto;
    padding: 17.5rem 0;
}
section.brain .brain_inner h1 {
	font-size: 3rem;
	font-weight: 400;
	letter-spacing: .1rem;
	padding-bottom: 3rem;
}
section.brain .brain_inner .column {
	display: flex;
	padding: 2rem 0 0;
}
section.brain .brain_inner li + li {
	margin-top: 2rem;
}
section.brain .brain_inner li .direction {
	font-size: 1.6rem;
	line-height: 1.972;
	padding-left: 2rem;
}
section.brain .brain_inner .brain_btn {
	padding-top: 5rem;
}
.brain_btn .btn_back {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.brain_btn .btn_back .back_arrow {
	width: 2rem;
    height: auto;
	margin-top: .1rem;
    margin-right: .5em;
    stroke: var(--white-color);
    transition: stroke 0.3s ease;
}
.brain_btn .btn_back:hover .back_arrow {
    stroke: var(--orange-color);
}
section.contact {
    margin-top: 0;
}

@media only screen and (max-width: 768px) {
	section.brain .brain_inner {
		padding: 6.8rem 2rem;
	}
	section.brain .brain_inner li .direction {
    	width: 90%;
	}
	section.brain .brain_inner img {
    	width: 3.1rem;
	}
	section.brain .brain_inner h1 {
		font-size: 2rem;
	}
	
}