@media screen and (min-width: 768px) {
  body {
    margin: 0 auto;
    overflow-x: hidden
  }
}
@media screen and (min-width: 768px) {
  body:before {
    content: "";
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
      background-color: #f2f2f2;
  background-image:
    radial-gradient(#fff 20%, transparent 1%),
    radial-gradient(#fff 20%, transparent 1%);
  background-size: 10px 10px;
  background-position: 0 0, 10px 10px;
  }
}
*, :after, :before {
  box-sizing: border-box
}
abbr, address, article, aside, audio, b, blockquote, body, canvas, caption, cite, code, dd, del, details, dfn, div, dl, dt, em, fieldset, figcaption, figure, footer, form, h1, h2, h3, h4, h5, h6, header, hgroup, html, i, iframe, img, ins, kbd, label, legend, li, mark, menu, nav, object, ol, p, pre, q, samp, section, small, span, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, time, tr, ul, var, video {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  font-size: 100%;
  vertical-align: baseline;
  background: rgba(0, 0, 0, 0)
}
body {
  line-height: 1
}
article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
  display: block
}
nav ul {
  list-style: none
}
blockquote, q {
  quotes: none
}
blockquote:after, blockquote:before, q:after, q:before {
  content: "";
  content: none
}
a {
  margin: 0;
  padding: 0;
  font-size: 100%;
  vertical-align: baseline;
  background: rgba(0, 0, 0, 0)
}
ins {
  text-decoration: none
}
ins, mark {
  background-color: #ff9;
  color: #000
}
mark {
  font-style: italic;
  font-weight: 700
}
del {
  text-decoration: line-through
}
abbr[title], dfn[title] {
  border-bottom: 1px dotted;
  cursor: help
}
table {
  border-collapse: collapse;
  border-spacing: 0
}
hr {
  display: block;
  height: 1px;
  border: 0;
  border-top: 1px solid #ccc;
  margin: 1em 0;
  padding: 0
}
input, select {
  vertical-align: middle
}
li {
  list-style: none
}
button {
  background-color: rgba(0, 0, 0, 0);
  border: none;
  cursor: pointer;
  outline: none;
  padding: 0;
  appearance: none
}
main {
  display: block
}
img{
max-width: 100%;
height: auto;
}
/*/////////////////////////////////////////////////////////////////////////////////////////*/


.contents{
    margin:0 auto;
    text-align: center;
    max-width: 700px;
    border: solid 2px #015092;
}
.aikotoba_img{
    max-width:100%;    
}
.setumei_img{
}

.overfllow{
    overflow-x: hidden;
}