* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-white: #ffffff;
  --color-black: #000000;
  --color-text: #444444;
  --color-link: #048dfd;
  --color-border: #8fa7de;
  --color-blue: #004ea0;
  --color-light-blue: #e1eefe;
  --color-light-blue2: #eef5fe;
  --color-green: #00a094;
  --color-light-green: #def4f4;
  --color-light-green2: #f2fefe;
  --color-red: #e73250;
  --color-yellow: #fff08d;
  --color-gray: #aaaaaa;
  --color-bg: #f7f1eb;
  --grad-yellow: linear-gradient(to right, #ffd717, #ffea61);
  --leading-trim: calc((1em - 1lh) / 2);
}

:where(html) {
  background: var(--color-bg);
  color: var(--color-text);
  letter-spacing: 0.1em;
  min-width: 320px;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  overflow-y: scroll;
  font-feature-settings: "palt";
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 0.9090909091vw;
}

:where(h1, h2, h3, h4, h5, h6) {
  font-weight: 700;
}

:where(button) {
  all: unset;
  appearance: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

:where(button):focus-visible {
  outline: auto;
}

:where(button):focus {
  outline: none;
}

:where(input, button, textarea, select) {
  font: inherit;
  color: inherit;
}

:where(textarea) {
  resize: vertical;
  resize: block;
}

:where(button, label, select, summary, [role=button], [role=option]) {
  cursor: pointer;
}

:where(summary) {
  display: block;
  list-style: none;
}

:where(summary)::-webkit-details-marker {
  display: none;
}

:where(a) {
  color: inherit;
  text-decoration: none;
}

:where(svg, video, canvas, iframe) {
  display: block;
}

:where(img) {
  vertical-align: top;
  width: 100%;
  max-width: 100%;
}

ul,
ol {
  list-style: none;
}

@media only screen and (max-width: 768.8px) {
  :where(html) {
    font-size: 2.6666666667vw;
  }
}