/*!
 * Bootstrap Reboot v4.2.1 (https://getbootstrap.com/)
 * Copyright 2011-2019 The Bootstrap Authors
 * Copyright 2011-2019 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md)
 */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-family: sans-serif;
  line-height: 1.15;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: #212529;
  text-align: left;
  background-color: #fff;
}

[tabindex="-1"]:focus {
  outline: 0 !important;
}

hr {
  box-sizing: content-box;
  height: 0;
  overflow: visible;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

p {
  margin-top: 0;
  margin-bottom: 1rem;
}

abbr[title],
abbr[data-original-title] {
  text-decoration: underline;
  -webkit-text-decoration: underline dotted;
  text-decoration: underline dotted;
  cursor: help;
  border-bottom: 0;
  -webkit-text-decoration-skip-ink: none;
          text-decoration-skip-ink: none;
}

address {
  margin-bottom: 1rem;
  font-style: normal;
  line-height: inherit;
}

ol,
ul,
dl {
  margin-top: 0;
  margin-bottom: 1rem;
}

ol ol,
ul ul,
ol ul,
ul ol {
  margin-bottom: 0;
}

dt {
  font-weight: 700;
}

dd {
  margin-bottom: 0.5rem;
  margin-left: 0;
}

blockquote {
  margin: 0 0 1rem;
}

b,
strong {
  font-weight: bolder;
}

small {
  font-size: 80%;
}

sub,
sup {
  position: relative;
  font-size: 75%;
  line-height: 0;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

a {
  color: #007bff;
  text-decoration: none;
  background-color: transparent;
}

a:hover {
  color: #0056b3;
  text-decoration: underline;
}

a:not([href]):not([tabindex]) {
  color: inherit;
  text-decoration: none;
}

a:not([href]):not([tabindex]):hover, a:not([href]):not([tabindex]):focus {
  color: inherit;
  text-decoration: none;
}

a:not([href]):not([tabindex]):focus {
  outline: 0;
}

pre,
code,
kbd,
samp {
  font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 1em;
}

pre {
  margin-top: 0;
  margin-bottom: 1rem;
  overflow: auto;
}

figure {
  margin: 0 0 1rem;
}

img {
  vertical-align: middle;
  border-style: none;
}

svg {
  overflow: hidden;
  vertical-align: middle;
}

table {
  border-collapse: collapse;
}

caption {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  color: #6c757d;
  text-align: left;
  caption-side: bottom;
}

th {
  text-align: inherit;
}

label {
  display: inline-block;
  margin-bottom: 0.5rem;
}

button {
  border-radius: 0;
}

button:focus {
  outline: 1px dotted;
  outline: 5px auto -webkit-focus-ring-color;
}

input,
button,
select,
optgroup,
textarea {
  margin: 0;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

button,
input {
  overflow: visible;
}

button,
select {
  text-transform: none;
}

select {
  word-wrap: normal;
}

button,
[type=button],
[type=reset],
[type=submit] {
  -webkit-appearance: button;
}

button:not(:disabled),
[type=button]:not(:disabled),
[type=reset]:not(:disabled),
[type=submit]:not(:disabled) {
  cursor: pointer;
}

button::-moz-focus-inner,
[type=button]::-moz-focus-inner,
[type=reset]::-moz-focus-inner,
[type=submit]::-moz-focus-inner {
  padding: 0;
  border-style: none;
}

input[type=radio],
input[type=checkbox] {
  box-sizing: border-box;
  padding: 0;
}

input[type=date],
input[type=time],
input[type=datetime-local],
input[type=month] {
  -webkit-appearance: listbox;
}

textarea {
  overflow: auto;
  resize: vertical;
}

fieldset {
  min-width: 0;
  padding: 0;
  margin: 0;
  border: 0;
}

legend {
  display: block;
  width: 100%;
  max-width: 100%;
  padding: 0;
  margin-bottom: 0.5rem;
  font-size: 1.5rem;
  line-height: inherit;
  color: inherit;
  white-space: normal;
}

progress {
  vertical-align: baseline;
}

[type=number]::-webkit-inner-spin-button,
[type=number]::-webkit-outer-spin-button {
  height: auto;
}

[type=search] {
  outline-offset: -2px;
  -webkit-appearance: none;
}

[type=search]::-webkit-search-decoration {
  -webkit-appearance: none;
}

::-webkit-file-upload-button {
  font: inherit;
  -webkit-appearance: button;
}

output {
  display: inline-block;
}

summary {
  display: list-item;
  cursor: pointer;
}

template {
  display: none;
}

[hidden] {
  display: none !important;
}
.l-header {
  position: relative;
  margin-bottom: 90px;
  padding: 8px 0 180px;
  background-color: #2c2c2c;
  border-top: 3px solid #ef4b4a;
}
.l-header__top {
  display: flex;
  justify-content: space-between;
  margin: auto;
  width: 920px;
}
.l-header__top p {
  margin: 0;
}
.l-header__site-name {
  color: #ef4b4a;
  font-size: 12px;
  font-size: 0.75rem;
}
.l-header__copy {
  font-size: 12px;
  font-size: 0.75rem;
  color: #fff;
}
.l-header__titles {
  margin: 56px auto 0;
  height: 163px;
  padding-left: 200px;
  width: 580px;
  background: url(/images/common/logo_firebuzz.png) no-repeat 24px top;
}
.l-header__title {
  margin-bottom: 20px;
  padding-top: 55px;
}
.l-header__title a {
  font-size: 52px;
  font-size: 3.25rem;
  color: #fff;
  text-decoration: none;
  line-height: 52px;
}
.l-header__explanation {
  font-size: 18px;
  font-size: 1.125rem;
  color: #fff;
  line-height: 18px;
}

.l-header-child {
  padding: 8px 0 30px;
  border-top: 3px solid #ef4b4a;
  background-color: #2c2c2c;
}
.l-header-child__top {
  display: flex;
  justify-content: space-between;
  margin: 0 auto 28px;
  width: 920px;
}
.l-header-child__top p {
  margin: 0;
}
.l-header-child__site-name {
  color: #ef4b4a;
  font-size: 12px;
  font-size: 0.75rem;
}
.l-header-child__copy {
  font-size: 12px;
  font-size: 0.75rem;
  color: #fff;
}
.l-header-child__titles {
  display: flex;
  justify-content: space-between;
  margin: auto;
  width: 920px;
  height: 80px;
  padding-left: 70px;
  background: url(/images/common/logo_firebuzz.png) no-repeat top left;
  background-size: 54px auto;
}
.l-header-child__title {
  padding-top: 27px;
  font-size: 52px;
  font-size: 3.25rem;
  line-height: 52px;
}
.l-header-child__title a {
  color: #fff;
  text-decoration: none;
}
.l-header-child__share {
  margin-bottom: 15px;
  font-size: 15px;
  font-size: 0.9375rem;
  font-weight: normal;
  text-align: right;
  color: #fff;
}
.l-header-child__sns {
  display: flex;
  list-style: none;
}
.l-header-child__sns > li {
  margin: 0 9px;
}
.l-header-child__sns > li:last-of-type {
  margin-right: 0;
}

.l-footer {
  margin-top: 80px;
  padding: 30px 0 35px;
  text-align: center;
  background-color: #2c2c2c;
}
.l-footer__title {
  margin-bottom: 10px;
  font-size: 16px;
  font-size: 1rem;
  font-weight: bold;
  color: #fff;
}
.l-footer__copy {
  margin-bottom: 45px;
  font-size: 15px;
  font-size: 0.9375rem;
  color: #fff;
  opacity: 0.7;
}
.l-footer__sns {
  display: flex;
  justify-content: center;
  padding: 0;
  list-style: none;
}
.l-footer__sns > li {
  margin: 0 15px;
}

.c-form {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -20px;
  margin: auto;
  padding: 18px 30px 48px;
  width: 580px;
  background-color: #dcdcdc;
}
.c-form__title {
  margin-bottom: 15px;
  font-size: 18px;
  font-size: 1.125rem;
  color: #2c2c2c;
  text-align: center;
  line-height: 18px;
}
.c-form input[type=text] {
  padding: 0 20px;
  width: 100%;
  height: 40px;
  border: 1px solid #dcdcdc;
  border-radius: 20px;
  -webkit-border-radius: 20px;
  -moz-border-radius: 20px;
  -ms-border-radius: 20px;
  outline: none;
}
.c-form input[type=submit] {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -26px;
  margin: auto;
  width: 320px;
  height: 60px;
  font-size: 20px;
  font-size: 1.25rem;
  color: #fff;
  text-align: center;
  background-color: #ef4b4a;
  border: none;
  border-radius: 4px;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  -ms-border-radius: 4px;
  box-shadow: 0px 5px 15px -4px #bababa;
  transition: opacity 0.3s;
  outline: none;
}
.c-form input[type=submit]:hover {
  opacity: 0.8;
}

.c-button {
  padding: 10px 20px;
  font-weight: bold;
  color: #fff;
  line-height: 14px;
  border: none;
  border-radius: 4px;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  -ms-border-radius: 4px;
  outline: none;
  transition: opacity 0.3s;
}
.c-button:hover {
  opacity: 0.8;
}
.c-button[disabled] {
  opacity: 0.7;
  cursor: not-allowed;
}
.c-button span {
  display: inline-block;
  margin-left: 5px;
}
.c-button--red {
  background-color: #ef4b4a;
}
.c-button--black {
  background-color: #2c2c2c;
}
.c-button--grey {
  background-color: #b1aeae;
}

.c-tweets {
  margin: auto;
  width: 580px;
}
.c-tweets__title {
  margin-bottom: 20px;
  font-size: 30px;
  font-size: 1.875rem;
  font-weight: bold;
  text-align: center;
  line-height: 30px;
}
.c-tweets__tabs {
  display: flex;
  justify-content: center;
  padding: 0;
  list-style: none;
}
.c-tweets__tabs > li {
  margin: 0 30px;
  font-size: 15px;
  font-size: 0.9375rem;
  line-height: 15px;
}
.c-tweets__tabs > li a {
  color: #666;
}
.c-tweets__tabs > li a.active {
  color: #ef4b4a;
}
.c-tweets--related {
  margin-top: 80px;
}

.c-tweet {
  position: relative;
  margin-bottom: 10px;
  padding: 20px 15px;
  background-color: #fff;
  border: 1px solid #dcdcdc;
}
.c-tweet__detail {
  display: flex;
}
.c-tweet__profile-image {
  margin-right: 6px;
  width: 40px;
}
.c-tweet__profile-image img {
  width: 40px;
}
.c-tweet__names {
  display: flex;
}
.c-tweet__name {
  margin-right: 5px;
  font-weight: bold;
}
.c-tweet__screen-name a {
  color: #2c2c2c;
}
.c-tweet__content img {
  margin-bottom: 15px;
  max-width: 100%;
}
.c-tweet__text {
  margin: 0;
  padding-right: 150px;
  line-height: 1.8;
}
.c-tweet__text a {
  color: #20b7b6;
  font-weight: bold;
}
.c-tweet__images {
  width: 200px;
}
.c-tweet__images img {
  width: 100%;
}
.c-tweet__button-detail {
  position: absolute;
  right: 2px;
  bottom: 2px;
  transition: opacity 0.3s;
}
.c-tweet__button-detail img {
  margin: 0;
}
.c-tweet__button-detail:hover {
  opacity: 0.8;
}

.c-tweet-buttons {
  display: flex;
  padding: 8px 11px 35px 24px;
  height: 80px;
}
.c-tweet-buttons .c-button--red {
  margin-right: 17px;
}
.c-tweet-buttons__extinguished-form {
  margin-left: auto;
}

.c-tweet-detail {
  padding: 18px;
  background-color: #e5e5e5;
}
.c-tweet-detail__title {
  margin-bottom: 55px;
  font-size: 30px;
  font-size: 1.875rem;
  font-weight: bold;
  text-align: center;
}
.c-tweet-detail .c-tweet-buttons {
  height: auto;
  padding-bottom: 0;
}

.c-tweet-detail-inner {
  margin: auto;
  width: 580px;
}

.c-related-tweet-form .c-form {
  position: relative;
  margin-top: 40px;
}