/* --------------------------------------------------------------------------------
 base
-------------------------------------------------------------------------------- */
*,
html,
body,
header,
main,
footer,
section,
div,
h1,
p,
ol,
li,
a,
form,
label,
input,
textarea,
button {
  box-sizing: border-box;
  color: #0e0e0e;
  letter-spacing: .05em;
  line-height: 1.0;
  margin: 0;
  padding: 0;
}
.u-inline_block_wrap {
  letter-spacing: -.4em;
}
.u-split {
  display: inline-block;
}
html {
  font-size: 100%;
}
body {
  background: #f0f0f4;
  overflow-y: scroll;
  padding: 30px 0 220px;
}
header {
  background: #000;
  left: 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 999;
}
h1 {
  color: #fff;
  font-size: 13px;
  line-height: 1.5;
  margin: 0 auto;
  padding: 4px 0 2px;
  text-indent: -.5em;
  width: 92%;
}
a {
  text-decoration: none;
}
ol {
  list-style: none;
}
button {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background: none;
  border: none;
  outline: none;
}
@media screen and (max-width: 767px) {
  body {
    padding: 20px 0 80px;
  }
  body.is-slid {
    padding: 20px 0 260px;
  }
  h1 {
    font-size: 11px;
    padding: 3px 0 2px;
    width: 96%;
  }
}


/* --------------------------------------------------------------------------------
 outer
-------------------------------------------------------------------------------- */
.inner_wrap {
  font-size: 16px;
  max-width: 50em;
}
.inner {
  margin: 0 auto;
  width: 96%;
}
.to_how_to {
  border: 2px solid #0e0e0e;
  background: #fff200;
  padding: 0.6em 38px 0.5em 1.3em;
  font-size: 14px;
  text-decoration: underline;
  margin: 10px 1.5em 14px;
  display: inline-block;
  text-shadow: 0 0 0 #0e0e0e;
  transition: 0.2s ease;
  position: relative;
  line-height: 1.5;
}
.to_how_to::after {
  display: inline-block;
  content: '';
  width: 10px;
  height: 10px;
  margin: -8px 14px 0 0;
  position: absolute;
  right: 0;
  top: 50%;
  border-right: 2px solid #0e0e0e;
  border-bottom: 2px solid #0e0e0e;
  transform: rotate(45deg);
}
.to_how_to:hover {
  opacity: 0.6;
}
.to_how_to .u-split {
  text-decoration: underline;
}
@media screen and (max-width: 767px) {
  .to_how_to {
    font-size: 13px;
    width: calc(100% - 3em);
    text-align: center;
  }
  
}


/* --------------------------------------------------------------------------------
 bbs
-------------------------------------------------------------------------------- */
.post_list> li> .post_inner_wrap.is-hovered,
.hover_posts_list.is-hovered> li {
  background-color: rgba(0, 0, 0, .12);
}
.post_list li {
  font-size: 16px;
  margin: 0 auto;
  position: relative;
  z-index: 0;
}
li.is-hovered {
  z-index: 1;
}
.post_list li:last-of-type> .post_inner_wrap {
  padding: 1.5em 1.5em 1.5em;
}
.post_inner_wrap {
  border: 1px solid transparent;
  letter-spacing: -.4em;
  padding: 1.5em 1.5em 1.2em;
  position: relative;
}
.post_inner_wrap.is-hovered {
  border-color: rgba(0, 0, 0, .1);
  z-index: 1;
}
.post_inner_wrap.is-future {
  font-size: 13px;
  letter-spacing: .05em;
}
.post_list a,
.post_list span {
  display: inline-block;
  letter-spacing: .05em;
  vertical-align: middle;
}
.post_list a {
  color: #00e;
  text-decoration: underline;
}
.post_list a:hover {
  text-decoration: underline;
}
.post_num,
.post_user,
.post_date {
  margin: 4px 8px 4px 0;
}
.post_unique_id {
  margin: 3px 0;
}
.post_user {
  font-weight: bold;
}
span.post_user {
  color: #008000;
}
.post_unique_id .hover_posts_list_wrap .hover_posts_list_wrap {
  bottom: 0;
  left: 100%;
  right: auto;
}
.hover_posts_list li {
  font-size: 13px;
}
.post_unique_id {
  padding: 3px 2px 3px;
}
.post_unique_id.is-match_id {
  background: #f3d655;
}
.post_unique_id .is-inactive,
.match_id .is-inactive {
  color: #0e0e0e;
  pointer-events: none;
  text-decoration: none;
}
.post_unique_id .is-disabled {
  display: none;
}
.post_message {
  letter-spacing: .05em;
  line-height: 1.45;
  padding: 12px 0 0;
  word-break: break-all;
}
.match_id {
  position: relative;
}
.hover_posts_list_wrap {
  bottom: 100%;
  left: 0;
  padding: 0 0 1px;
  position: absolute;
  width: 70%;
  z-index: 1;
}
.hover_posts_list_wrap .hover_posts_list_wrap {
  margin: 0 0 0 -1px;
  padding: 0 0 1px;
  width: calc(100% + 2px);
}
.hover_posts_list {
  background: #fffccc;
  border: 1px solid rgba(0, 0, 0, .2);
}
.hover_overlay {
  height: 100vh;
  left: 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 0;
}
@media screen and (max-width: 767px) {
  .inner {
    width: 100%;
  }
  .hover_posts_list_wrap {
    width: 92%;
  }
  .post_list li {
    font-size: 14px;
  }
  .hover_posts_list li {
    font-size: 11px;
  }
  .post_list li:not(:last-of-type) {
    border-bottom: 1px solid #aaa;
  }
  .post_inner_wrap,
  .post_list li:last-of-type> .post_inner_wrap {
    padding: 1.5em 1.5em 1.6em;
  }
  .post_inner_wrap.is-future {
    font-size: 11px;
  }
}


/* --------------------------------------------------------------------------------
post area
-------------------------------------------------------------------------------- */
footer {
  background: #f0f0f4;
  border-top: 1px solid #444;
  bottom: 0;
  left: 0;
  position: fixed;
  width: 100%;
  z-index: 10;
}
form {
  padding: 0 6px 6px;
  width: 100%;
}
.settings {
  position: relative;
}
.settings input {
  font-size: 14px;
}
.user,
.email,
.btn_wrap,
.sage {
  display: inline-block;
  font-size: 14px;
  vertical-align: middle;
}
.user,
.email {
  padding: 6px 10px 6px 0;
}
.settings input,
.settings label {
  letter-spacing: .05em;
  vertical-align: middle;
}
.user input,
.email input {
  padding: .2em .2em .1em;
}
.email input:-moz-read-only {
  background: #ccc;
}
.email input:read-only {
  background: #ccc;
}
input:selected {
  background: inherit;
  color: inherit;
}
.user label,
.email label {
  margin: 0 .5em 0 0;
}
.sage label {
  margin: 0 0 0 .5em;
}
#submit {
  font-size: 12px;
  height: 25px;
  margin: -13px 0 0;
  padding: 2px .5em;
  position: absolute;
  right: 0;
  top: 50%;
  width: 8em;
}
#message {
  display: block;
  font-size: 14px;
  line-height: 1.4;
  padding: .3em;
  resize: none;
  width: 100%;
}
#formSlideBtn {
  display: none;
}
@media screen and (max-width: 767px) {
  footer {
    border-top: 1px solid #f0f0f4;
    height: 44px;
    transition: .2s ease;
  }
  footer.is-slid {
    height: 218px;
  }
  form {
    padding: 4px 10px 10px;
  }
  .email {
    padding: 6px 0 6px;
  }
  .settings label,
  .settings input,
  #message {
    font-size: 16px;
  }
  .user input,
  .email input {
    width: 13.5em;
  }
  .sage {
    padding: 12px 12px 12px 0;
  }
  .btn_wrap {
    display: block;
  }
  #submit {
    height: 36px;
    margin: 5px 0;
    position: static;
  }
  #formSlideBtn {
    background: #000;
    display: block;
    height: 44px;
    position: relative;
    width: 100%;
  }
  #formSlideBtn::before,
  .svg-inline--fa {
    opacity: 1.0;
    transition: .1s ease;
    visibility: visible;
  }
  #formSlideBtn::before {
    background: #fff;
    border-radius: 50%;
    content: '';
    display: block;
    height: 32px;
    left: 50%;
    margin: -16px 0 0 -16px;
    position: absolute;
    top: 50%;
    width: 32px;
    z-index: 0;
  }
  #formSlideBtn::after {
    border-bottom: 3px solid #fff;
    border-right: 3px solid #fff;
    content: '';
    display: block;
    height: 8px;
    left: 50%;
    margin: -10px 0 0 -8px;
    opacity: 0;
    position: absolute;
    top: 50%;
    transform: rotate(45deg);
    transition: .45s ease-out;
    visibility: hidden;
    width: 8px;
    z-index: 0;
  }
  .is-slid #formSlideBtn::after {
    opacity: 1.0;
    visibility: visible;
  }
  .is-slid #formSlideBtn {
    height: 19px;
  }
  .svg-inline--fa {
    fill: #000;
    position: relative;
    width: 20px;
    z-index: 1;
  }
  .is-slid #formSlideBtn::before,
  .is-slid .svg-inline--fa {
    opacity: 0;
    visibility: hidden;
  }
  #message {
    height: 100px;
  }
}
@media screen and (max-width: 583px) {
  footer.is-slid {
    height: 226px;
  }
  .user,
  .email {
    padding: 6px 0;
    width: 100%;
  }
  .user {
    margin: 0 3% 0 0;
  }
  .user label,
  .email label {
    display: inline-block;
    margin: 0 .5em 0 0;
    width: 4em;
  }
  #user,
  #email {
    width: calc(100% - 4.5em);
  }
  #message {
    height: 70px;
  }
}
@media screen and (max-width: 479px) {
  form {
    padding: 4px 8px 8px;
  }
}


/* --------------------------------------------------------------------------------
aside
-------------------------------------------------------------------------------- */
#sideNavBtn {
  display: none;
}
@media screen and (max-width: 767px) {
  #sideNavBtn {
    display: block;
    height: 110%;
    left: 0;
    position: fixed;
    top: 0;
    visibility: hidden;
    width: 100%;
    z-index: 10;
  }
  #sideNavBtn.is-showed {
    visibility: visible;
  }
  #sideNavListWrap {
    bottom: 104px;
    height: 100%;
    margin: 0 -100px 0 0;
    overflow-y: scroll;
    position: fixed;
    right: 0;
    transition: .2s ease-out;
    z-index: 2;
  }
  #sideNavBtn.is-showed #sideNavListWrap {
    margin: 0 0 0 0;
  }
  #sideNavList {
    background: #fefefe;
    border-left: 1px solid #aaa;
    /*
    スマホ用に右下までナビをスクロールするための余白
    */
    padding: calc(100vh - 120px) 0 0;
    position: relative;
    z-index: 2;
  }
  .side_nav_list_item {
    border-top: 1px solid #888;
    display: block;
    text-align: center;
  }
  .side_nav_list_item.is-hide {
    display: none;
  }
  .side_nav_list_item a {
    color: #0e0e0e;
    display: block;
    font-size: 10px;
    height: 60px;
    line-height: 61px;
    text-shadow: 0 0 0 #000;
    width: 40px;
  }
  #sideNavToggleBtn {
    background: #2461ec;
    bottom: 44px;
    color: #fff;
    display: none;
    font-size: 10px;
    height: 60px;
    margin: 0 -40px 0 0;
    padding: 28px 40px 0 0;
    position: fixed;
    right: 0;
    text-shadow: 0 0 0 #fff;
    transition: .2s ease-out;
    visibility: visible;
    width: 80px;
    z-index: 2;
  }
  #sideNavToggleBtn.is-active {
    display: block;
  }
  #sideNavBtn.is-showed #sideNavToggleBtn {
    margin: 0;
  }
  #sideNavToggleBtn::before {
    border-right: 2px solid #fff;
    border-top: 2px solid #fff;
    content: '';
    display: block;
    height: 9px;
    left: 0;
    margin: 0 0 0 17px;
    position: absolute;
    top: 15px;
    transform: rotate(-135deg);
    width: 9px;
  }
  #sideNavBtn.is-showed #sideNavToggleBtn::before {
    margin: 0 0 0 11px;
    transform: rotate(45deg);
  }
  #sideNavOverlay {
    background: rgba(0, 0, 0, .15);
    height: 110%;
    left: 0;
    margin: 0 0 0 100%;
    position: fixed;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1;
  }
  #sideNavBtn.is-showed #sideNavOverlay {
    margin: 0;
    transition: .2s ease-out;
  }
}



/* ------------------------------------------------------------
 ie 11 fix
------------------------------------------------------------ */
@media (-ms-high-contrast: none), (-ms-high-contrast: active) {
  #sideNavListWrap {
    /*
    サイドナビが一切表示されなかったので対処
    */
    visibility: visible;
    z-index: auto;
  }
}