:root{--app-font-family--heading: Noto Serif JP, sans-serif;--app-font-family--body: Noto Sans JP, serif;--app-font-size--base: 16px;--app-font-line--height: 1.6}.navbar-toggler,.navbar-toggler:focus,.navbar-toggler:active,.navbar-toggler-icon:focus{border:none;outline:none;box-shadow:none}.nav-link.active{background:rgba(255,255,255,.9)}