@charset "UTF-8";
/*リセット
--------------------------------------------*/
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font: inherit;
  font-size: 100%;
  vertical-align: baseline;
}

html {
  line-height: 1;
}

body {
  background: rgb(216, 214, 196);
}

ol, ul {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

caption, th, td {
  text-align: left;
  font-weight: normal;
  vertical-align: middle;
}

q, blockquote {
  quotes: none;
}
q:before, q:after, blockquote:before, blockquote:after {
  content: "";
  content: none;
}

a img {
  border: none;
}

article, aside, details, figcaption, figure, footer, header, hgroup, main, menu, nav, section, summary {
  display: block;
}

* {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  font-size: 100%;
  vertical-align: baseline;
}

*,
*:after,
*:before {
  -o-box-sizing: border-box;
  -ms-box-sizing: border-box;
  box-sizing: border-box;
}

/*メディアクエリー
---------------------------------------------*/
/* ---------------------------------------------------

--------------------------------------------------- */
.content {
    position: relative;
    width: 90%;
    height: auto;
    margin: auto;
  }
.content::before{
    content: "";
    display: block;
    padding-top: calc(700 / 480 * 100%);
}
.bottom {
  margin-top: -70px;
}
.bottom p {
  font-size: 13px;
  letter-spacing: 1px;
}

.bottom p a {
  display: block;
  text-align: center;
  width: 60%;
  margin: 20px auto;
  border: 1px solid;
  padding: 10px;
  text-decoration: none;
  color: #000;
  transition: .2s all;
} 
.bottom p a:hover {
  background: #000;
  color: rgb(216, 214, 196);
  border: 1px solid #000;
}

iframe{
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    filter: drop-shadow(10px 10px 4px rgba(113, 113, 114, .4));
}
@media screen and (min-width: 780px) {
  .content {
    position: relative;
    width: 70%;
    height: auto;
    margin: auto;
  }
  .content::before{
      content: "";
      display: block;
      padding-top: calc(360 / 480 * 100%);
  }
  .bottom {
    margin-top: -34px;
    margin-bottom: 70px;
  }
  .bottom p {
    font-size: 13px;
    letter-spacing: 1px;
  }

  .bottom p a {
    display: block;
    text-align: center;
    width: 30%;
    margin: 20px auto;
    border: 1px solid;
    padding: 10px;
    text-decoration: none;
    color: #000;
    transition: .2s all;
  } 
}