html,body {
  margin: 0;
  height: 100%;
}

body {
  background-image: url(index.svg);
  background-size: cover;
  background-position: top;
  background-repeat: no-repeat;

  font-family: Verdana, Geneva, Tahoma, sans-serif;
  color: white;

  min-height: 1950px;
}

button {
  position: absolute;
  left: 18vw;
  width: 64vw;
  top: 800px;
  height: 180px;

  font-size: 48px;
  font-weight: bold;
  color: white;
  text-align: center;

  border-radius: 100px;
  border: none;
  box-shadow: 0px 0px 20px rgba(85, 255, 201, 0.74776);
  background: #1E2645;
}

button svg {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

/* desktop design */
@media only screen and (min-width: 1024px) {
  html {
    background-color: #1E2645;
  }

  body {
    margin: auto;
    width: 500px;
    min-height: unset;
    position: relative;
  }

  button {
    position: absolute;
    left: 18%;
    width: 64%;
    top: 44%;
    height: 90px;

    font-size: 24px;
  }
}