/* ===== Base Reset ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.6;
  color: #222;
  background: #fff;
}

/* ===== Link ===== */
a {
  color: #4778e7;
  text-decoration: none;
}

a:visited {
  color: #4778e7;
}

a:active {
  opacity: 0.8;
}

/* ===== Image ===== */
img {
  max-width: 100%;
  height: auto;
  display: block;
  border: 0;
}

/* ===== List ===== */
ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ===== Heading ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: bold;
}

/* ===== Paragraph ===== */
p {
  margin: 0;
}

/* ===== Button ===== */
button {
  border: none;
  background: none;
  font: inherit;
  cursor: pointer;
}

/* ===== Input ===== */
input,
textarea,
select {
  font: inherit;
}