html,body,h1,h2,h3,div,textarea,input { margin:0;padding:0;box-sizing:border-box; }

html {
  height: 100%;
}
body {
  position: relative;
  height: 100%;
  padding-bottom: 70px;
  background: #f2f2f2;
  color: #111;
  font-family: "Helvetica Neue",Arial,"Hiragino Kaku Gothic ProN","Hiragino Sans",Meiryo,sans-serif;
}
h1,h2,h3 {
  font-weight: normal;
}
h1,#site_title {
  font-size: 30px;
}
h2,.article h1 {
  background: #a44;
  color: #eee;
  padding: 15px 5px;
  font-size: 26px;
}
.content {
  margin: 20px auto;
  padding: 0 20px;
  line-height: 1.5;
  max-width: 600px;
}
.content h2 {
  margin-bottom: 10px;
  background: none;
  color: #111;
  border-left: 5px solid #666;
  border-bottom: 1px solid #666;
  font-size: 20px;
}
.content p {
  margin: 50px 5px 100px;
  padding: 30px;
  border: 1px solid #555;
  border-radius: 20px;
  background: #fff;
}
a {
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}



#header {
  padding: 20px;
  background: #a44;
  color: #eee;
}
#header a {
  color: #eee;
}

#topbg {
  background: url(../img/step1.jpg) no-repeat fixed center top;
  background-size: 100% auto;
  height: 150px;
  width: 100%;
}

textarea {
  padding: 5px 10px;
  height: 200px;
  width: 100%;
}
input[type="text"] {
  padding: 5px 10px;
  width: 100%;
}
button {
  margin: 20px 0;
  padding: 15px;
  width: 100%;
  background: #8b8;
  color: #555;
  cursor: pointer;
}
.bytes,.cost {
  display: flex;
  justify-content: space-between;
  background: #fafafa;
  margin: 1px 0;
  padding: 2px;
}

b.big {
  border-bottom: 1px solid #4a4;
  font-size: 30px;
  font-weight: normal;
  color: #4c4;
}


#contents {
  padding: 0;
  min-height: 800px;
}

#footer {
  height: 100px;
  width: 100%;
  padding: 20px;
  background: #a44;
  color: #eee;
}
#footer a {
  display: inline-block;
  padding: 0 10px;
  color: #eee;
  border-left: 1px solid #eee;
}
#footer a:first-child {
  border-left: none;
}
#footer .copy {
  margin-top: 20px;
  font-size: 11px;
  text-align: center;
}

#jmenu {
  position: absolute;
  top: 20px;
  right: 20px;
  display: inline-block;
  background: #fff;
  color: #555;
  padding: 5px;
  border-radius: 5px;
}


.modal {
  display: none;
  position: relative;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,.5);
}
.modal .inner {
  position: relative;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  height: 200px;
  width: 80%;
  background: #fff;
}
.modal .close {
  position: absolute;
  right: 10px;
  font-size: 30px;
  cursor: pointer;
}
.modal .title {
  background: #ddd;
  padding: 5px 10px;
}
.modal .body {
  margin: 50px;
}



#index a {
  display: block;
}

.center {
  text-align: center;
}
.error {
  border: 2px solid #c44;
}

.words {
  margin: 20px 0;
  padding: 5px;
  background: #b55;
  color: #eee;
}