/* トップニュース */
.topnews {
  display: flex;
  height: 64px;
  background-color: rgb(47, 47, 47);
}

.topnews-ele {
  display: flex;
  align-items: center;
  font-size: 12px;
  margin: 0 auto;
}

.topnews-ele p {
  padding-left: 5px;
  margin-right: 10px;
}

.topnews-ele button {
  display: flex;
  -webkit-box-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  align-items: center;
  appearance: none;
  width: 76px;
  height: 32px;
  border: none;
  border-radius: 100px;
  padding-right: 5px;
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
  outline: none;
  background: rgb(0, 150, 250);
  color: rgb(255, 255, 255);
}

/* トップビュー */

.topview {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  color: #000;  /* 白背景に対応するためテキスト色を黒に変更 */
  padding-top: 40px;
  padding-bottom: 80px;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: 50% 50%;
  position: relative;
  border-radius: 0;
  margin-bottom: 0;
  overflow: hidden;
  height: 40vh;
  background: #fff;  /* 背景色を白に変更 */
}

.topview .container {
  position: relative;
  z-index: 1;
}

.topview:before {
  position: absolute;
  display: block;
  content: "";
  opacity: 0.8;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: #ffffff; /* グラデーションの色をよりカラフルな色に変更 */
}

.topview h1 {
  margin: 0;
  font-weight: bold;
  display: block;
  font-size: 9rem;
  opacity: 0;
  animation: 1s fadeInFromTop cubic-bezier(0.785, 0.135, 0.15, 0.86) 1s forwards;
  animation-delay: 0.8s;
  text-align: center;
  text-shadow: 0px 0px 15px rgba(255, 255, 255, 0.9);
}

@media screen and (max-width: 768px) {
  /* 768px以下*/
  .topview-h1 {
    padding-top: 20px;
  }
}


.topview h2 {
  margin: 0;
  display: block;
  font-size: 4rem;
  opacity: 0;
  animation: 1s fadeInFromTop cubic-bezier(0.785, 0.135, 0.15, 0.86) 1s forwards;
  animation-delay: 0.8s;
  text-align: center;
  text-shadow: 0px 0px 15px rgba(255, 255, 255, 0.9);
}

.topband-1 {
  width: 3000px;
  height: 400px;
  background: #fff; /* グラデーションの色をよりカラフルな色に変更 */
  background: -webkit-linear-gradient(to right, #f4feff, #eeefff); /* よりカラフルな色に変更 */
  background: linear-gradient(to right, #f4feff, #eeefff); /* よりカラフルな色に変更 */
  transform-origin: 50% 150% 0;
  position: absolute;
  left: 0;
  z-index: 0;
  transform: scale(1) rotate(-5deg);
  top: -100px;
}

.topband-2 {
  width: 3000px;
  height: 600px;
  background: #fff; /* グラデーションの色をよりカラフルな色に変更 */
  background: -webkit-linear-gradient(to right, #f4feff, #ffffff); /* よりカラフルな色に変更 */
  background: linear-gradient(to right, #f4feff, #ffffff); /* よりカラフルな色に変更 */
  transform-origin: 65% 100% 0;
  position: absolute;
  right: 0;
  z-index: 0;
  transform: scale(1) rotate(45deg);
}

@keyframes fade-in-right {
  from {
    opacity: 0;
    transform: translateX(-100vw) rotate(-15deg);
  }
  to {
    opacity: 1;
    transform: translateX(0) rotate(-15deg);
  }
}

@keyframes grow1 {
  from {
    opacity: 0;
    transform: scale(2) rotate(-10deg);
  }
  to {
    opacity: 1;
    transform: scale(1) rotate(-10deg);
  }
}

@keyframes grow2 {
  from {
    opacity: 0;
    transform: scale(2) rotate(50deg);
  }
  to {
    opacity: 1;
    transform: scale(1) rotate(50deg);
  }
}

@keyframes fadeInFromTop {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.topband-1 {
  opacity: 0;
  animation: grow1 ease 1s forwards;
  box-shadow: 0px 20px 30px 0px rgba(10, 22, 55, 0.3) !important;
}

.topband-2 {
  opacity: 0;
  animation: grow2 ease 1s forwards;
  box-shadow: 0px 20px 30px 0px rgba(10, 22, 55, 0.3) !important;
}

.topband-transparent-1 {
  width: 550px;
  height: 550px;
  border: 20px solid rgb(255, 251, 0);
  position: absolute;
  left: -4%;
  bottom: -8%;
  display: block;
  animation: floating-slow ease-in-out 14s infinite;
}

.topband-transparent-2 {
  width: 650px;
  height: 650px;
  border: 20px solid rgba(0, 217, 255, 1);
  position: absolute;
  right: -8%;
  top: 7%;
  display: block;
  animation: floating-slow ease-in-out 14s infinite;
}

.circle-1 {
  width: 60px;
  height: 60px;
  border: 3px solid rgba(47, 0, 255, 1);
  position: absolute;
  display: block;
  border-radius: 50%;
  transform-origin: 50% 50%;
  left: 4%;
  top: 55%;
  animation: fadeInFromTop 0.6s linear forwards, floating ease 5s infinite;
}

.circle-2 {
  width: 80px;
  height: 80px;
  top: 22%;
  left: 82%;
  border: 3px solid rgba(255, 1, 1, 1);
  position: absolute;
  display: block;
  border-radius: 50%;
  transform-origin: 50% 50%;
  animation: fadeInFromTop 0.6s linear forwards,
    floating ease-in-out 5s infinite;
}

.circle-3 {
  top: 82%;
  right: 24%;
  width: 50px;
  height: 50px;
  border: 3px solid rgb(141, 1, 255);
  position: absolute;
  display: block;
  border-radius: 50%;
  animation: fadeInFromTop 0.6s linear forwards,
    floating ease-in-out 5s infinite;
}

@keyframes floating {
  0% {
    transform: translate(0%, 0%) rotate(20deg);
  }
  25% {
    transform: translate(3%, 10%) rotate(20deg);
  }
  50% {
    transform: translate(5%, 2%) rotate(20deg);
  }
  75% {
    transform: translate(0%, 10%) rotate(20deg);
  }
  100% {
    transform: translate(0%, 0%) rotate(20deg);
  }
}

@keyframes floating-slow {
  0% {
    transform: translate(0%, 0%) rotate(20deg);
  }
  25% {
    transform: translate(1%, 2%) rotate(20deg);
  }
  50% {
    transform: translate(2%, 1%) rotate(20deg);
  }
  75% {
    transform: translate(0%, 2%) rotate(20deg);
  }
  100% {
    transform: translate(0%, 0%) rotate(20deg);
  }
}

.topiconimg {
  position: absolute;
}

.topiconimg-1 {
  right: 0;
  animation: fadeInFromTop 0.5s linear forwards,
    floating ease-in-out 6s infinite;
}
.topiconimg-1 img {
  height: 50px;
  width: 50px;
  transform: rotate(30deg);
}

.topiconimg-2 {
  top: 30%;
  left: 20%;
  animation: fadeInFromTop 0.5s linear forwards,
    floating ease-in-out 8s infinite;
}
.topiconimg-2 img {
  width: 75px;
  height: 75px;
  transform: rotate(15deg);
}

.topiconimg-3 {
  top: 80%;
  left: 15%;
  animation: fadeInFromTop 0.5s linear forwards,
    floating ease-in-out 10s infinite;
}
.topiconimg-3 img {
  width: 45px;
  height: 45px;
  transform: rotate(40deg);
}

.topiconimg-4 {
  top: 60%;
  right: 15%;
  animation: fadeInFromTop 0.5s linear forwards,
    floating ease-in-out 5s infinite;
}
.topiconimg-4 img {
  width: 45px;
  height: 45px;
  transform: rotate(-40deg);
}

@media screen and (max-width: 1025px) {
  /* 1025px以下*/
  .topview h1 {
    font-size: 7rem;
    padding: 0 10px;
  }

  .topview h2 {
    font-size: 3rem;
    padding: 0 10px;
  }
}

@media screen and (max-width: 600px) {
  /* 600px以下*/

  .topview h1 {
    font-size: 5rem;
    padding: 0 10px;
  }

  .topview h2 {
    font-size: 2rem;
    padding: 0 10px;
  }
}