html {
  min-height: 100%;
  position: relative;
}

body {
  background: transparent linear-gradient(299deg, #512884 0%, #031230 100%) 0%
    0% no-repeat padding-box;
  min-height: 100vh;
  position: relative;
}

body .container-fluid {
  height: calc(100% - 70px);
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
}

.main-container img.axionlogo {
  width: 100%;
  max-width: 300px;
}

.main-container img.quantum_image {
  width: 100%;
  max-width: 800px;
}
.main-container img.prizes_image {
  width: 100%;
  margin-bottom: 40px;
  margin-top: 40px;
  max-width: 650px;
}
.main-container .axion_footer_logo {
  margin-bottom: 16px;
}
.main-container .btn-participate {
  background-color: #000;
  border-radius: 0;
  padding: 10px 70px;
  font-weight: bold;
  color: #fff;
  font-size: 30px;
  border-bottom: 4px solid #4a63c9;
  margin-top: 40px;
}

.main-container h5.text {
  color: #fff;
  font-style: italic;
  font-size: 24px;
  max-width: 700px;
  text-align: center;
}