body {
  width: 100%;
  max-width: 778px;
  height: 100%;
  min-height: 100vh;
  position: relative;
  padding: 0 0 74px;
  box-sizing: border-box;
  background-color: #fafafa;
  text-align: center;
  color: #333;
  font-family: 'ヒラギノ角ゴ Pro','Hiragino Kaku Gothic Pro','メイリオ',Meiryo,'ＭＳ Ｐゴシック',sans-serif;
}

a,
a:visited,
a:link{
  text-decoration: none;
}

.head {
  margin-bottom: 64px;
  padding: 40px 0 0;
}

.head-logo{
  margin: 0 auto 24px;
  width: 160px;
  height: auto;
}

.head-logo img{
  width: 131px;
  height: 27px;
}

.head-message{
  color: #999;
  font-size: 12px;
}

.head-message a{
  text-decoration: underline;
  color: #999;
}

.head-message a:hover{
  text-decoration: none;
}

.registration-section {
  margin-bottom: 40px;
}

.section-title {
  font-size: 18px;
  margin-bottom: 24px;
}

.registration-sns-list {
  list-style: none;
  display: flex;
  overflow: hidden;
  margin: 8px 0 0 ;
  padding: 0;
  flex-wrap: wrap;
  justify-content: space-between;
  width: 100%;
  margin: 0 auto;
  padding: 8px 0 0;
}

.registration-sns-list:before{
  content:"";
  display: block;
  width:184px;
  order:1;
}

.registration-sns-list:after{
  content:"";
  display: block;
  width:184px;
}

.button {
  width: 184px;
  height: 40px;
  font-size: 12px;
  font-weight: bold;
  display: inline-block;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
  border-radius: 4px;
  border: 1px solid #e5e5e5;
  background-color: #fff;
  box-sizing: border-box;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .3s;
}

.button:hover{
  opacity: .8;
}

/*アイコン位置視覚調整*/
.icon {
  margin: 4px 6px 0 -6px;
}

.registration-separator{
  width: 100%;
  height: 32px;
  margin: 40px auto;
  border: 0;
  outline: 0;
  position: relative;
  text-align: center;
}

.registration-separator:before{
  background: #ddd;
  content: "";
  height: 1px;
  left: 0;
  position: absolute;
  top: 50%;
  width: 100%;
}

.registration-separator:after{
  background-color: #fafafa;
  color: #999;
  font-size: 12px;
  content: attr(data-content);
  display: inline-block;
  font-size: 12px;
  line-height: 32px;
  padding: 0 .5em;
  position: relative;
}

/*メールアドレス部分*/
#input_email {
  border: none;
  width: 100%;
  max-width: 580px;
}

#input_email .inner{
  background: none;
  border: none;
  width: 100%;
  padding: 0;
}

#input_email input {
  width: 100%;
  box-sizing: border-box;
  height: 40px;
  -moz-border-radius: 8px;
  -webkit-border-radius: 8px;
  border-radius: 8px;
  border: 1px solid #999;
  font-weight: normal;
  font-size: 16px;
  font-family: inherit;
  padding: 0px 16px;
  margin-bottom: 16px;
}

#input_email input:focus {
  outline:none;
  border-color: #333;
}

#input_email input::-ms-clear {
  visibility:hidden
}

#input_email input::placeholder {
  color: #333;
  opacity: .25;
}

.input_submit_big {
  font-size: 14px;
  font-family: inherit;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
  border-radius: 4px;
  background: #333;
  border: none;  
  height: 40px;
  padding: 0;
  width: 160px;
  line-height: 40px;
  margin-bottom: 24px;
  transition: .3s;
}

.input_submit_big:hover {
  opacity: .8;
}

.input_email_error {
  font-size: 12px;
  color: #cc0000;
  margin-bottom: 16px;
  font-weight: bold;
}

.input_email_error a{
  color: #cc0000;
  text-decoration: underline;
}

.input_email_error a:hover{
  text-decoration: none;
}

.input_email_message {
  color: #999;
  font-size: 12px;
}

.input_email_message a {
  color: inherit;
  text-decoration: underline;
}

footer {
  padding: 32px 0;
  position: absolute;
  bottom: 0;
  width: 100%;
}

.copy {
  color: #ccc;
  font-size: 10px;
}