/*---------------------------------
  variable
---------------------------------*/
/*---------------------------------
  mixin
---------------------------------*/
/*---------------------------------
  function
---------------------------------*/
/*---------------------------------
  reset
---------------------------------*/
*, *::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%;
}

input, button, textarea, select {
  font: inherit;
}

@media (prefers-reduced-motion: reduce) {
  html:focus-within {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
/*---------------------------------
  variable
---------------------------------*/
:root {
  --body: #333;
  --main-blue: #0074BF;
  --sub-blue: #46A9EA;
  --gray: #A1ADB1;
  --navy-blue: #002E6E;
  --bg-color: #F7F8F8;
  --border: #DEE3EA;
  --border-dark: #BBC8D8;
  --table: #E7EFF5;
  --table-border: #AAC5E3;
  --main-grad: linear-gradient(to right, #009bff 0%,#0074bf 100%);
  --sub-grad: linear-gradient(to right, #21ccff 0%,#0074bf 100%);
  --white: #fff;
  --red: #E53838;
  --box-color: #EDF2F8;
  --footer-border: #C4E8FF;
  --open-sans: "Open Sans", sans-serif;
  --duration: .4s;
}

/*---------------------------------
  setting
---------------------------------*/
html {
  font-size: 62.5%;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  color: var(--body);
  overflow-wrap: anywhere;
  line-break: strict;
}
body.is-active {
  overflow: hidden;
}

a {
  text-decoration: none;
  color: var(--main-blue);
}
a:hover, a:active, a:visited {
  text-decoration: underline;
}

img {
  display: inline;
  vertical-align: bottom;
}

h1, h2, h3, h4, h5, h6, p, ul, ol, li, dl, dt, dd, figure, figcaption, pre, code, button {
  margin: 0;
  padding: 0;
}

ul, ol {
  list-style: none;
}

em {
  font-style: normal;
}