header {position: fixed; top: 0; left: 0; width: 100%; height: 80px; border-bottom: 1px solid var(--gray_d5); background: var(--wt); z-index: 10;}
header .container {display: flex; align-items: center; justify-content: space-between; height: 100%;}
header .logo {width: 134px; height: auto;}
header .logo img {width: 100%; height: auto;}

header nav {}
header nav ul {display: flex; align-items: center; gap: 50px;}
header nav ul li {}
header nav ul li a {font-size: 18px; font-weight: 500; line-height: 1; color: var(--black_3);}