@charset "UTF-8";
html {
  font-family: PingFang, Helvetica-Neue, Helvetica, Microsoft YaHei, Avenir,
    Arial, sans-serif;
  font-size: 14px;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  color: #333333;
}
body {
  margin: 0;
  padding: 0;
}
div,
dl,
dt,
dd,
ul,
li,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
form,
fieldset,
input,
textarea,
blockquote,
p {
  padding: 0;
  margin: 0;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: inherit;
  font-weight: normal;
}
a {
  color: #252525;
  text-decoration: none;
}
a:visited {
  text-decoration: none;
}
a:hover {
  color: #ba2636;
  text-decoration: none;
}
a:active {
  color: #ba2636;
}
address,
cite,
code,
em,
th,
i {
  font-weight: normal;
  font-style: normal;
}
img {
  border: 0px;
  outline: 0px;
  vertical-align: middle;
}
html {
  display: block;
  width: 100%;
  height: 100vh;
}
.container {
  display: block;
  width: 100%;
  height: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
}
.main {
  display: flex;
  width: 100%;
  min-height: 100vw;
  align-items: center;
  flex-direction: column;
  justify-content: flex-start;
  background-color: #ffffff;
  max-width: 720px;
  margin: 0 auto;
}
.description {
  text-align: center;
}
.p {
  font-family: Roboto-Regular;
  font-size: calc(100vw * 28 / 720);
  width: calc(100vw * 509 / 720);
  display: inline-block;
  text-align: center;
  margin: 0 auto;
  margin-bottom: 0;
  padding-top: 10px;
}
.p_btm {
  margin-bottom: calc(100vw * 122 / 720);
}
.logo {
  width: calc(100vw * 320 / 720);
  max-width: 320px;
}
.btn {
  display: block;
  height: calc(100vw * 90 / 720);
  line-height: calc(100vw * 90 / 720);
  font-family: Roboto-Medium;
  text-align: center;
  width: calc(100vw * 528 / 720);
  box-sizing: border-box;
  background: #2f9cf6;
  border-radius: calc(100vw * 10 / 720);
  color: #fff;
  font-size: calc(100vw * 28 / 720);
}
@media screen and (min-width: 720px) {
  .main {
    min-height: 740px;
  }
  .p {
    font-size: calc(720px * 28 / 720);
    width: calc(720px * 509 / 720);
  }
  .p_btm {
    margin-bottom: calc(720px * 122 / 720);
  }
  .logo {
  }
  .btn {
    height: calc(720px * 72 / 720);
    line-height: calc(720px * 72 / 720);
    width: calc(720px * 528 / 720);
    border-radius: calc(720px * 10 / 720);
    font-size: calc(720px * 28 / 720);
  }
}