@charset "UTF-8";
@import url("https://cdn.jsdelivr.net/gh/moonspam/NanumSquare@1.0/nanumsquare.css");
/* Reset */
* {
  margin: 0;
  padding: 0;
  border: 0;
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  font-size: 100%;
}

html {
  -webkit-touch-callout: none; /* iOS Safari */
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  scroll-behavior: smooth;
}

body {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  word-wrap: break-word;
  word-break: keep-all;
}

div,
span,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
abbr,
address,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
samp,
small,
strong,
sub,
sup,
var,
b,
i,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section,
summary,
time,
mark,
audio,
video {
  font-size: 100%;
  font-family: inherit;
  vertical-align: baseline;
}

/* HTML5 display-role reset for older browsers */
main,
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: top;
  font-style: italic;
  shape-margin: 1rem;
}

blockquote,
q {
  quotes: none;
}

blockquote:before,
blockquote:after,
q:before,
q:after {
  content: "";
  content: none;
}

ul,
ol,
li {
  list-style: none;
}

table {
  width: 100%;
  border-spacing: 0;
  border-collapse: collapse;
  table-layout: fixed;
}

caption,
legend {
  font-size: 1px;
  line-height: 0;
  overflow: hidden;
}

a {
  text-decoration: none;
}

/* form {
    display:inline-block; 
    width:100%;
} */
input[type=tel],
input[type=time],
input[type=text],
input[type=password],
input[type=search],
input[type=email],
input[type=file],
input[type=url],
input[type=number],
input[type=date],
select,
textarea {
  width: 100%;
  vertical-align: middle;
  border-radius: 0;
  -webkit-border-radius: 0;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  outline: none;
}

input::-webkit-input-placeholder,
input:-ms-input-placeholder,
input::-moz-input-placeholder,
input::-o-input-placeholder {
  line-height: 100%;
  color: #cccccc;
}

input[type=tel][readonly],
input[type=text][readonly],
input[type=password][readonly],
input[type=search][readonly],
input[type=tel][disabled],
input[type=text][disabled],
input[type=password][disabled],
input[type=search][disabled],
input[type=email][disabled] {
  background: #eaeaea;
  border-color: #c0c0c0;
  color: #666;
  -webkit-appearance: none;
}

input::-ms-clear,
input::-ms-reveal {
  display: none;
  width: 0;
  height: 0;
}

/* 자동완성 배경색 제거 : box-shadow와 관련있다.*/
input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0 1000px white inset;
}

textarea {
  resize: none;
}

/* textarea[readonly],
textarea[disabled]{
    border: 1px solid #c0c0c0;
} */
select::-ms-expand {
  display: none;
}

.clear {
  clear: both;
}

.clear::after {
  content: "";
  display: block;
  clear: both;
}

.hide,
.hidden {
  display: none;
  line-height: 0;
  font-size: 0;
  overflow: hidden;
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  border: 0;
  box-sizing: border-box;
  font-family: "NanumSquare", sans-serif;
  font-weight: 300;
}

html {
  font-size: 8px;
}
@media all and (min-width: 768px) {
  html {
    font-size: 9px;
  }
}
@media all and (min-width: 992px) {
  html {
    font-size: 10px;
  }
}

body {
  font-size: 1.8rem;
  font-weight: 300;
  line-height: 1.5;
  word-break: keep-all;
  background: url("../images/bg-header.png") no-repeat center/cover;
  background-attachment: fixed;
}

#wrap {
  width: 100%;
  min-height: 100vh;
  overflow: hidden;
}

main {
  scroll-snap-type: y mandatory;
}

.project-container {
  width: 90%;
  max-width: 140rem;
  margin: 0 auto;
}

h2,
h3,
h4,
h5,
h6 {
  margin-bottom: 1rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -1px;
  color: #000;
  text-rendering: optimizeLegibility;
}
h2 .normal,
h3 .normal,
h4 .normal,
h5 .normal,
h6 .normal {
  font-weight: 300;
}
h2 .block,
h3 .block,
h4 .block,
h5 .block,
h6 .block {
  display: block;
}

h1 {
  font-size: 5rem;
}

h2 {
  font-size: 5rem;
}
@media all and (min-width: 768px) {
  h2 {
    font-size: 6.7rem;
  }
}

h3 {
  font-size: 4.6rem;
}

h4 {
  font-size: 3rem;
}

section {
  width: 100%;
  padding: 10rem 0 14rem;
  scroll-snap-align: srart;
}
@media (max-width: 960px) {
  section {
    padding: 6rem 0 8rem;
  }
}
section .sec-header, section .sec-body, section .sec-footer, section .sec-inner {
  width: 90%;
  max-width: 140rem;
  margin: 0 auto;
}
section .sec-header {
  margin-bottom: 8rem;
}
@media (max-width: 960px) {
  section .sec-header {
    margin-bottom: 6rem;
  }
}
section .sec-header h2 {
  font-weight: 300;
  color: #00d2ff;
  text-transform: uppercase;
}
section .sec-header p {
  font-size: 3rem;
  font-weight: 400;
}

.closed {
  pointer-events: none;
}

#gototop {
  display: inline-block;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  box-shadow: 0 0 5px 2px rgba(0, 0, 0, 0.2);
  position: fixed;
  bottom: 2rem;
  right: 2.5rem;
  z-index: 1000;
  opacity: 0;
  transform: scale(0);
  transition: all 0.15s linear;
}
#gototop.active {
  opacity: 1;
  transform: scale(1);
}
@media all and (min-width: 768px) {
  #gototop {
    bottom: 3rem;
    right: 3.5rem;
  }
}
@media all and (min-width: 992px) {
  #gototop {
    bottom: 3.5rem;
    width: 6rem;
    height: 6rem;
  }
}

header {
  width: 100%;
  background: rgba(0, 0, 0, 0);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
}
header.fixed {
  background: rgba(0, 0, 0, 0.9);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
}
header .header-inner {
  width: 100%;
  height: 7rem;
  padding-inline: 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
@media all and (min-width: 992px) {
  header .header-inner {
    height: 9rem;
  }
}
header .header-inner .brand {
  width: 5rem;
}
@media all and (min-width: 992px) {
  header .header-inner .brand {
    width: 8rem;
  }
}
header .header-inner .btn-navBar {
  display: inline-block;
  width: 3rem;
  height: 3rem;
  background-color: transparent;
  position: relative;
  cursor: pointer;
}
header .header-inner .btn-navBar span,
header .header-inner .btn-navBar span::before,
header .header-inner .btn-navBar span::after {
  display: inline-block;
  width: 100%;
  height: 0.4rem;
  background: #fff;
  font-size: 0;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}
header .header-inner .btn-navBar span::before {
  content: "";
  transform: translateY(-1.2rem);
}
header .header-inner .btn-navBar span::after {
  content: "";
  transform: translateY(0.8rem);
}
@media all and (min-width: 992px) {
  header .header-inner .btn-navBar {
    display: none;
  }
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.75);
  transform: translateX(100%);
  transition-delay: 0.15s;
  overflow-x: hidden;
  overflow-y: auto;
}
@media all and (min-width: 992px) {
  nav {
    all: unset;
  }
}
nav .nav-list {
  width: 75%;
  max-width: 40rem;
  height: 100%;
  min-height: 50rem;
  background: #000;
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 0;
  right: 0;
  transform: translateX(100%);
  transition: all 0.15s linear;
}
@media all and (min-width: 992px) {
  nav .nav-list {
    all: unset;
    display: flex;
    align-items: center;
  }
}
nav .nav-list .btn-closeNav-container {
  width: 5rem;
  height: 5rem;
  border: 1px solid #fff;
  display: flex;
  justify-content: center;
  align-items: center;
}
nav .nav-list .btn-closeNav-container .btn-closeNav {
  display: inline-block;
  width: 2.6rem;
  height: 2.6rem;
  background-color: transparent;
  position: relative;
  cursor: pointer;
}
nav .nav-list .btn-closeNav-container .btn-closeNav span,
nav .nav-list .btn-closeNav-container .btn-closeNav span::before,
nav .nav-list .btn-closeNav-container .btn-closeNav span::after {
  display: inline-block;
  width: 100%;
  height: 0.4rem;
  background-color: #fff;
  font-size: 0;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}
nav .nav-list .btn-closeNav-container .btn-closeNav span {
  background-color: transparent;
  transform: translateY(-0.4rem);
}
nav .nav-list .btn-closeNav-container .btn-closeNav span::before {
  content: "";
  transform: rotate(-45deg) translate(0, 0);
}
nav .nav-list .btn-closeNav-container .btn-closeNav span::after {
  content: "";
  transform: rotate(45deg) translate(0, 0);
}
nav .nav-list li a {
  display: block;
  padding: 2rem 3rem;
  font-size: 2.2rem;
  color: #f5f5f5;
  text-transform: uppercase;
  transition: color 0.15s linear;
}
nav .nav-list li a:hover {
  color: #00d2ff;
}
nav .nav-list li a.closed {
  pointer-events: none;
}
@media all and (min-width: 992px) {
  nav .nav-list li a {
    display: inline;
    padding: 0;
    font-size: 1.8rem;
    font-weight: 500;
  }
}
nav .nav-list li:first-of-type {
  padding: 3rem 2.5rem;
  display: flex;
  align-items: center;
}
@media all and (min-width: 992px) {
  nav .nav-list li:first-of-type {
    display: none;
  }
}
@media all and (min-width: 992px) {
  nav .nav-list li {
    display: inline-block;
    padding: 0 1.5rem;
  }
}
@media all and (min-width: 1200px) {
  nav .nav-list li {
    display: inline-block;
    padding: 0 2rem;
  }
}
nav.active {
  transform: translateX(0);
  transition: all 0s linear;
}
nav.active .nav-list {
  transform: translateX(0);
}

#hero {
  background: url("../images/bg-header.png") no-repeat center/cover;
  width: 100%;
  height: 100vh;
  min-height: 86rem;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
#hero .sec-inner .plus {
  position: absolute;
  top: 7vh;
  left: 52vw;
  width: 4rem;
  height: 4rem;
  background: url("../images/icon_plus.png") no-repeat center/cover;
  transform-origin: center;
  animation: plus-ani 12s linear forwards infinite;
}
#hero .sec-inner .plus ~ .plus {
  top: 70vh;
  left: 80vw;
  width: 6rem;
  height: 6rem;
}
#hero .sec-inner .pulse {
  position: absolute;
  top: 45vh;
  left: 9vw;
  transform: translate(-50%, -50%);
  width: 2.8rem;
  height: 2.8rem;
  border: 2px solid rgba(157, 195, 230, 0.5);
  border-radius: 50%;
}
#hero .sec-inner .pulse::before, #hero .sec-inner .pulse::after {
  content: "";
  display: block;
  position: absolute;
  top: -20px;
  right: -20px;
  left: -20px;
  bottom: -20px;
  border: 1px solid rgba(0, 210, 255, 0.3);
  border-radius: 50%;
  animation: pulse-ani 1.5s linear infinite;
  opacity: 0;
  backface-visibility: hidden;
  mix-blend-mode: overlay;
}
#hero .sec-inner .pulse::after {
  animation-delay: 0.5s;
  border: 2px solid rgba(0, 210, 255, 0.3);
}
#hero .sec-inner .arrow {
  position: absolute;
  top: 70%;
  left: 17%;
  width: 19.4rem;
  height: 69rem;
  background: url("../images/icon_arrow.png") no-repeat center/cover;
  mix-blend-mode: overlay;
  animation: moveup-ani 4s ease-out forwards;
}
#hero .sec-inner .arrow ~ .arrow {
  top: -40%;
  left: 83%;
}
#hero .sec-inner {
  width: 90%;
  min-height: 40rem;
  background: url("../images/title-header-2line.png") no-repeat center/contain;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 7rem;
  position: relative;
}
#hero .sec-inner img {
  display: none;
}
#hero .sec-inner .btn_more {
  position: absolute;
  top: 110%;
  left: 50%;
  transform: translateX(-50%);
  justify-self: flex-end;
  width: min(30rem, 80%);
  padding: 1.6rem 3rem 1.3rem;
  border-radius: 4rem;
  background: #fff;
  font-size: 1.8rem;
  font-weight: 700;
  color: #00d2ff;
  text-align: center;
}
#hero .sec-inner .btn_more:hover {
  color: #fff;
  background: #00d2ff;
}
@media all and (min-width: 768px) {
  #hero .sec-inner .btn_more {
    position: static;
    transform: none;
    width: auto;
    padding: 1.6rem 5rem 1.3rem;
    font-size: 2.2rem;
  }
}
@media all and (min-width: 768px) {
  #hero .sec-inner {
    max-width: 90%;
    height: 100%;
    margin-top: 8rem;
    background: none;
    text-align: center;
  }
  #hero .sec-inner img {
    display: inline;
    opacity: 0;
    animation: zoom-ani 0.5s ease-in forwards;
  }
}

@keyframes zoom-ani {
  0% {
    opacity: 0;
    transform: scale(0);
  }
  85% {
    opacity: 1;
    transform: scale(1.15);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}
@keyframes plus-ani {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(720deg);
  }
}
@keyframes pulse-ani {
  0% {
    transform: scale(0.5);
    opacity: 0.5;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: scale(4);
    opacity: 0;
  }
}
@keyframes moveup-ani {
  0% {
    transform: translateY(100%);
  }
  100% {
    transform: translateY(0);
  }
}
#intro {
  background-color: #000;
  padding-top: 15rem;
}
#intro .sec-header {
  max-width: 104rem;
  margin-bottom: 5rem;
}
#intro .sec-header h3 {
  font-size: 6.3rem;
  font-weight: 700;
  color: #fff;
  text-align: center;
}
#intro .sec-header h3 span {
  display: block;
  padding-bottom: 2rem;
  font-size: 3.5rem;
  font-weight: 100;
}
@media (max-width: 1024px) {
  #intro .sec-header h3 {
    font-size: 5rem;
  }
  #intro .sec-header h3 span {
    font-size: 2.6rem;
    letter-spacing: 0;
  }
}
@media (max-width: 768px) {
  #intro .sec-header h3 {
    font-size: 4rem;
    line-height: 1.5;
  }
  #intro .sec-header h3 span {
    font-size: 2.2rem;
  }
}
#intro .sec-header p {
  padding-top: 3rem;
  font-size: 2.2rem;
  letter-spacing: 0;
  color: #fff;
  text-align: center;
}
#intro .sec-header .dateplace {
  margin-top: 2rem;
  width: min(90%, 65rem);
  margin-inline: auto;
  border-block: 1px solid rgba(0, 210, 255, 0.4);
  padding-block: 2rem;
}
#intro .sec-header .dateplace p {
  padding-block: 0.4rem;
  font-size: 2.4rem;
  color: rgba(0, 210, 255, 0.85);
}
#intro .sec-header .dateplace .place {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1rem;
}
#intro .sec-header .dateplace .place a {
  display: block;
  padding: 0.5rem 2rem;
  font-size: 1.2rem;
  font-weight: 400;
  color: #ccc;
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 26px;
}
#intro .sec-header .dateplace .place a:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

.organize-container {
  width: 100%;
  text-align: center;
}

.intro-group {
  width: 90%;
  margin-inline: auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto;
  grid-gap: 6rem;
}
.intro-group .item {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.intro-group .item-title {
  padding-top: 2rem;
  font-size: 2.6rem;
  font-weight: 500;
  color: #ffffff;
  text-align: center;
  line-height: 1.3;
}

#program {
  background-color: #000;
}

.notice {
  border-bottom: 0;
  padding-top: 2rem;
  font-size: 1.8rem;
  font-weight: 300;
  letter-spacing: 0;
  color: rgba(255, 255, 255, 0.45);
  text-align: right;
}

.table-container .table-item {
  border-bottom: 1px solid #494949;
  padding: 2rem 0;
  display: grid;
  grid-template-columns: 6fr minmax(12rem, 2fr);
  grid-auto-rows: minmax(2rem, auto);
  gap: 2rem;
}
.table-container .table-item:first-of-type {
  border: 0;
}
.table-container .table-item.table-header {
  background-color: rgba(0, 210, 255, 0.25);
}
.table-container .table-item.table-break {
  background-color: rgba(255, 255, 255, 0.1);
}
.table-container .table-item > div {
  padding: 0 1rem;
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0;
  color: #fff;
}
.table-container .table-item .time {
  display: none;
}
.table-container .table-item .session {
  padding-left: 3rem;
  padding-right: 4rem;
  font-weight: 700;
}
.table-container .table-item .session span {
  font-weight: 700;
  color: #00d2ff;
}
.table-container .table-item .session .desc,
.table-container .table-item .session .desc-more {
  font-size: 1.6rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.65);
}
.table-container .table-item .session .desc-more {
  padding-top: 0.5rem;
  color: rgba(0, 210, 255, 0.65);
}
.table-container .table-item .session .btn-link-container {
  margin-top: 2rem;
}
.table-container .table-item .session .btn-link-container .link-video {
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, #2cbdee, #108ef0, #7686f4 85%);
  border-radius: 5rem;
  font-size: 1.6rem;
  font-weight: 400;
  color: #fff;
  line-height: 1.1;
  display: inline-flex;
  align-items: center;
  gap: 1rem;
}
.table-container .table-item .session .btn-link-container .link-video img {
  inline-size: 3rem;
}
.table-container .table-item .session .btn-link-container .link-video span {
  font-size: 1.5rem;
  font-weight: 400;
  color: #fff;
}
.table-container .table-item .speaker span {
  display: block;
  font-size: 1.7rem;
}
.table-container .table-item .speaker span:nth-of-type(2), .table-container .table-item .speaker span.comp {
  color: #00d2ff;
}
.table-container .table-item .speaker .second-speaker {
  padding-top: 1rem;
}
.table-container .table-item .speaker .second-speaker span.comp {
  color: #00d2ff;
}

@media (max-width: 768px) {
  .speaker,
  .speaker * {
    font-weight: 700;
  }
}

@media (max-width: 960px) {
  .table-container .table-item {
    padding: 1.5rem 0;
    grid-template-columns: minmax(130px, 1fr) 5fr;
  }
  .table-container .table-item.table-header .time, .table-container .table-item.table-break .time {
    display: none;
  }
  .table-container .table-item.table-header .session, .table-container .table-item.table-break .session {
    grid-column: 1/3;
    grid-row: 1/2;
  }
  .table-container .table-item.table-header .speaker, .table-container .table-item.table-break .speaker {
    display: none;
  }
  .table-container .table-item > div {
    padding: 0 0.5rem !important;
  }
  .table-container .table-item .time {
    display: none;
  }
  .table-container .table-item .session {
    grid-column: 1/3;
    grid-row: 1/2;
  }
  .table-container .table-item .speaker {
    padding-top: 1rem;
    grid-column: 1/3;
    grid-row: 2/3;
  }
}
@media (max-width: 480px) {
  .table-container .table-item {
    padding: 1.5rem 0;
    grid-template-columns: minmax(110px, 1fr) 5fr;
  }
}
#speakers .sec-header h2 span {
  font-size: 2.2rem;
  font-weight: 700;
  color: #fff;
  -webkit-text-decoration: underline #00d2ff;
          text-decoration: underline #00d2ff;
  text-underline-offset: 8px;
}

.speakers-group {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(22rem, 1fr));
  grid-template-rows: auto;
  gap: 6rem;
}
.speakers-group .item {
  text-align: center;
}
.speakers-group .item .speaker-image {
  display: inline-block;
  border: 2px solid #00d2ff;
  border-radius: 50%;
  padding: 0.6rem;
  text-align: center;
}
@media (max-width: 680px) {
  .speakers-group .item .speaker-image img {
    max-width: 24rem;
  }
}
.speakers-group .item ul {
  margin-top: 2rem;
}
.speakers-group .item ul li {
  font-size: 1.9rem;
  font-weight: 400;
  color: #fff;
  text-align: center;
}
.speakers-group .item ul li.name {
  font-size: 2.5rem;
  font-weight: 700;
}
.speakers-group .item ul li.position span {
  display: block;
  font-size: 1.5rem;
}
.speakers-group .item ul li.company {
  color: #00d2ff;
}

#sponsors {
  background-color: #000;
}

.sponsor-list {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(22rem, 1fr));
  grid-template-rows: auto;
  grid-auto-flow: row;
  gap: 4rem;
}
.sponsor-list > li {
  background-color: #fff;
  border-radius: 8px;
  min-height: 10rem;
  display: flex;
  justify-content: center;
  align-items: center;
}
@media (max-width: 480px) {
  .sponsor-list {
    gap: 2.5rem;
  }
}

#information {
  color: #fff;
}
#information h2 {
  font-weight: 300;
  color: #00d2ff;
  margin-bottom: 4rem;
}

.contact-container {
  margin-bottom: 8rem;
}
.contact-container p {
  font-size: 2rem;
  font-weight: 400;
}
.contact-container p a {
  display: inline-block;
  margin-left: 1rem;
  color: #fff;
  letter-spacing: 0.5px;
}
.contact-container p a:hover {
  color: #00d2ff;
}

.info-container {
  margin-bottom: 8rem;
}
.info-container ul li {
  margin-left: 2rem;
  margin-bottom: 0.7rem;
  list-style-type: disc;
  font-size: 1.8rem;
  font-weight: 300;
}
.info-container ul li strong {
  font-size: 2rem;
  font-weight: 900;
}

.venue-container .inner {
  display: flex;
  flex-wrap: wrap;
  gap: 5rem;
}
.venue-container .inner p {
  font-size: 1.8rem;
  font-weight: 300;
}
.venue-container .inner p strong {
  display: block;
  font-size: 2.2rem;
  font-weight: 900;
}
.venue-container .inner a {
  display: block;
  margin-top: 1.6rem;
}
.venue-container .inner .transportation {
  margin-top: 4rem;
}
.venue-container .inner .map {
  height: 39.8rem;
  border-radius: 1rem;
  overflow: hidden;
  background-color: #fff;
}

#by {
  padding: 0;
  overflow: hidden;
}
#by .by-container {
  width: min(80%, 128rem);
  margin-inline: auto;
  text-align: center;
}

footer {
  border-top: 1px solid #00d2ff;
  background: #000;
  padding-bottom: 2rem;
}
footer .footer-inner {
  width: 90%;
  max-width: 140rem;
  margin: 0 auto;
  padding-block: 3rem;
  font-size: 1.3rem;
  color: #ccc;
}
footer .footer-inner .info-list {
  margin-top: 3rem;
}
footer .footer-inner .info-list li {
  padding-bottom: 1rem;
  text-align: right;
}
footer .footer-inner .info-list li a {
  display: inline-block;
  color: #ccc;
  margin-right: 5rem;
}
footer .footer-inner .info-list li a:hover {
  color: #00d2ff;
}
footer .footer-inner .sns-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
}
footer .footer-inner .sns-list li a {
  display: block;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background-color: #494949;
}