@import "https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100;300;400;500;700;900&display=swap";
@import "https://fonts.googleapis.com/css2?family=Martian+Mono:wght@400&display=swap";
*,:before,:after{box-sizing:border-box}body,h1,h2,h3,h4,p,figure,blockquote,dl,dd{margin:0}ul[role=list],ol[role=list]{list-style:none}html:focus-within{scroll-behavior:smooth}body{min-height:100vh;text-rendering:optimizeSpeed;line-height:1.5}a:not([class]){text-decoration-skip-ink:auto}img,picture{max-width:100%;display:block}input,button,textarea,select{font:inherit}@media (prefers-reduced-motion:reduce){html:focus-within{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}
:root{--text-color:#202020;--text-color-white:#fff;--background-color:#fff;--link-color:#3579bf;--success-color:#a7d7a4;--deep-background-color:#022c58;--light-background-color:#cce6f5;--container-header-color:#99cceb;--container-background-color:#e6f2fa;--toc-background-color:#5b748e;--toc-background-append-color:#5b748ee6;--toc-background-selected-color:#1c5fa6;--textbook-toc-text-color:white;--textbook-toc-text-completed-color:var(--success-color);--textbook-terminology-strong-color:var(--container-header-color);--textbook-terminology-strong-hover-color:#b3d9f0;--textbook-terminology-again-color:#ddd;--textbook-terminology-again-hover-color:#e4e4e4;--textbook-terminology-popup-background-color:#000912cc;--textbook-position-color:var(--container-header-color);--textbook-container-background-color:#f4f4f4;--textbook-mission-header-color:var(--container-header-color);--textbook-mission-background-color:var(--container-background-color);--textbook-mission-header-achieved-color:var(--success-color);--textbook-mission-background-achieved-color:#dcf1da;--textbook-hint-button-background-color:#555;--simulator-ipAddress-color:#cae5f695;--simulator-wire-color:gray;--simulator-copy-button:var(--container-header-color)}html{font-family:Noto Sans JP,sans-serif}button{color:#000;background:#eee;border:1px solid #888;border-radius:2px;padding:.1rem .4rem}button:hover{background:#ddd}button:active{background:#ccc}