* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background-color: black;
  overflow-x: hidden;
}

.header {
  background-color: black;
}
.header .logo img {
  height: 110px;
}
.hero-section {
  background-color: black;
}
.hero-section h1 {
  color: #fff;
  font-size: 100px;
  line-height: 88px;
}
.hero-section .hero-para {
  color: white;
  font-size: 20px;
}
.hero-section .notify-btn a {
  text-decoration: none;
  color: white;
  border: 2px solid yellow;
  padding: 10px 40px;
  font-weight: bold;
  transition: 0.5s;
}
.hero-section .notify-btn a:hover {
  background-color: yellow;
  color: white;
}
.hero-section .social h4 {
  color: white;
}
.hero-section .social .line {
  height: 2px;
  width: 25%;
  background-color: rgba(255, 255, 255, 0.651);
  margin: 0 15px;
}
.hero-section .social .social-icons i {
  color: yellow;
  margin: 0 10px;
  font-size: 30px;
  transition: 0.5s;
}
.hero-section .social .social-icons i:hover {
  color: rgba(255, 255, 0, 0.678);
}

.hero-section .home-img .img-box {
  position: relative;
  width: 450px;
  height: 450px;
  border-radius: 50%;
  padding: 5px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.hero-section .home-img .img-box .img-item {
  position: relative;
  width: 100%;
  height: 100%;
  background-color: white;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  z-index: 1;
  overflow: hidden;
}
.hero-section .home-img .spring {
  position: absolute;
  left: 23px;
  top: -45px;
}
.hero-section .home-img .cone {
  position: absolute;
  left: -106px;
  bottom: -110px;
  z-index: 2;
}
.hero-section .home-img .img-box .img-item img {
  display: block;
  width: 100%;
  object-fit: cover;
}
.hero-section .home-img .copy-right {
  position: absolute;
  bottom: -105px;
  right: 50px;
}
.hero-section .home-img .copy-right p {
  color: orange;
  font-size: 30px;
}