@charset "UTF-8";
*, *::before, *::after {
  box-sizing: border-box;
}

ul[class], ol[class] {
  padding: 0;
}

body, h1, h2, h3, h4, p, figure, blockquote, dl, dd {
  margin: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  text-rendering: optimizeSpeed;
  line-height: 1.5;
}

ul[class], ol[class] {
  list-style: none;
}

a:not([class]) {
  text-decoration-skip-ink: auto;
}

img {
  max-width: 100%;
  display: block;
}

article > * + * {
  margin-top: 1em;
}

input, button, textarea, select {
  font: inherit;
}

img:not([alt]) {
  filter: blur(10px);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

html {
  font-size: 62.5%;
  width: 100%;
}

body {
  font-family: "游ゴシック", "Yu Gothic", "YuGothic", sans-serif;
  font-size: 1.4rem;
  font-weight: 400;
  line-height: 1.6;
  width: 100%;
  word-break: break-all;
}

@media screen and (min-width: 768px) {
  body {
    font-size: 1.6rem;
    min-width: 1200px;
  }
}

a {
  color: inherit;
}

a * {
  transition: .3s;
}

a *:hover {
  opacity: .5;
}

.pc {
  display: none;
}

@media screen and (min-width: 768px) {
  .pc {
    display: block;
  }
}

.sp {
  display: block;
}

@media screen and (min-width: 768px) {
  .sp {
    display: none;
  }
}

.cf::after {
  clear: both;
  content: '';
  display: block;
}

/*
 * common
 */
.cursor {
  cursor: pointer;
}

.nbr {
  display: inline-block;
}

.content {
  box-sizing: border-box;
  padding: 0 4vw !important;
  position: relative;
  width: 100%;
}

@media screen and (min-width: 768px) {
  .content {
    margin: auto;
    padding: 0 40px !important;
    width: 1000px;
  }
}

/*
 * main
 */
h1 {
  color: #0096E2;
  font-size: 1.8rem;
  font-weight: bold;
  margin-top: 3em;
  text-align: center;
}

@media screen and (min-width: 768px) {
  h1 {
    font-size: 3.8rem;
    line-height: 6.4rem;
  }
}

h2 {
  color: #0096E2;
  font-size: 1.8rem;
  font-weight: bold;
  margin-top: 4em;
  text-align: center;
}

@media screen and (min-width: 768px) {
  h2 {
    font-size: 2.6rem;
    line-height: 1;
  }
}

.hero {
  width: 100%;
}

.hero img {
  width: 100%;
}

.about {
  margin-top: 1em;
}

@media screen and (min-width: 768px) {
  .about {
    font-size: 1.8rem;
    line-height: 5rem;
    text-align: center;
  }
}

@media screen and (min-width: 768px) {
  .tbl {
    border-top: 1px solid #0096E2;
    margin-top: 30px;
  }
}

.tbl__row {
  margin-top: 30px;
}

@media screen and (min-width: 768px) {
  .tbl__row {
    align-items: strech;
    display: flex;
    margin-top: 0;
  }
}

.tbl__row-ttl, .tbl__row-content {
  width: 100%;
}

@media screen and (min-width: 768px) {
  .tbl__row-ttl, .tbl__row-content {
    padding: 20px;
  }
}

.tbl__row-ttl {
  align-items: flex-end;
  border-bottom: 1px solid #0096E2;
  display: flex;
  font-size: 1.6rem;
  font-weight: 700;
}

@media screen and (min-width: 768px) {
  .tbl__row-ttl {
    align-items: center;
    background-color: #D7EAFF;
    border-left: 1px solid #0096E2;
    border-right: 1px solid #0096E2;
    width: 30%;
  }
}

.tbl__row-ttl::before {
  background-color: #0096E2;
  content: '';
  display: block;
  height: 24px;
  margin-right: 1rem;
  width: 10px;
}

@media screen and (min-width: 768px) {
  .tbl__row-ttl::before {
    content: none;
  }
}

.tbl__row-content {
  margin-top: 10px;
}

@media screen and (min-width: 768px) {
  .tbl__row-content {
    border-bottom: 1px solid #0096E2;
    border-right: 1px solid #0096E2;
    margin-top: 0;
    width: 70%;
  }
}

.first {
  margin-top: 30px;
  text-align: center;
}

@media screen and (min-width: 768px) {
  .first {
    margin-top: 60px;
  }
}

.first-ttl {
  background-color: #E3AB00;
  color: #fff;
  font-size: 1.8rem;
}

@media screen and (min-width: 768px) {
  .first-ttl {
    font-size: 2.4rem;
    display: inline-block;
    width: 400px;
  }
}

.first-prize {
  font-size: 2.4rem;
  font-weight: 700;
  margin-top: 10px;
}

@media screen and (min-width: 768px) {
  .first-prize {
    font-size: 3.6rem;
  }
}

.second-and-third {
  display: flex;
  margin-top: 20px;
}

@media screen and (min-width: 768px) {
  .second-and-third {
    margin-top: 40px;
  }
}

.second, .third {
  box-sizing: border-box;
  text-align: center;
  width: 50%;
}

.second-ttl, .third-ttl {
  font-size: 1.6rem;
}

@media screen and (min-width: 768px) {
  .second-ttl, .third-ttl {
    font-size: 2.4rem;
    display: inline-block;
    width: 400px;
  }
}

.second-prize, .third-prize {
  font-size: 1.8rem;
  font-weight: 700;
  margin-top: 10px;
}

@media screen and (min-width: 768px) {
  .second-prize, .third-prize {
    font-size: 3.2rem;
  }
}

.second-ttl {
  background-color: #C9CACA;
  color: #fff;
}

.third-ttl {
  background-color: #BA6E40;
  color: #fff;
}

.prize-list {
  display: flex;
  flex-wrap: wrap;
  margin-top: 30px;
}

.prize-list__item {
  border-bottom: 1px solid #0096E2;
  border-right: 1px solid #0096E2;
  box-sizing: border-box;
  display: flex;
  width: 50%;
}

.prize-list__item:nth-child(2n + 1) {
  border-left: 1px solid #0096E2;
}

.prize-list__item:nth-child(-n + 2) {
  border-top: 1px solid #0096E2;
}

.prize-list__item-ttl, .prize-list__item-prize {
  padding: 4px 10px;
  text-align: center;
}

@media screen and (min-width: 768px) {
  .prize-list__item-ttl, .prize-list__item-prize {
    padding: 10px;
  }
}

.prize-list__item-ttl {
  background-color: #D7EAFF;
  width: 40%;
}

.prize-list__item-prize {
  border-left: 1px solid #0096E2;
  width: 60%;
}

/*
 * footer
 */
footer {
  background-color: #0096E2;
  margin-top: 60px;
  padding: 2em 0;
}

@media screen and (min-width: 768px) {
  footer {
    margin-top: 120px;
    padding: 4em 0;
  }
}

.sponcer {
  color: #fff;
  font-size: 1.2rem;
  text-align: center;
}

@media screen and (min-width: 768px) {
  .sponcer {
    font-size: 1.6rem;
  }
}

.copyright {
  color: #fff;
  font-size: 1rem;
  font-weight: bold;
  line-height: 1;
  margin-top: 3em;
  padding-top: 2em;
  text-align: center;
}

@media screen and (min-width: 768px) {
  .copyright {
    font-size: 1.2rem;
  }
}