h1 {
  color: black;
 -webkit-text-stroke: .05px rgb(50, 50, 50);
  text-align: center;
  font-size: 8vw;
  font-family: 'Hina Mincho', serif;
  position: absolute;
  left: 250px;
  top: 100px;
  z-index: 1;
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: 100vh;

}

#start {
  width: 30vw;
  height: 30vw;
  margin: 0;
  position: absolute;
  border-radius: 100%;
  top: 50%;
  right: 50%;
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  color: white;
  background-color: transparent;
  border: 0px;
  background: radial-gradient(black,white, white);
}

a:link {
  color: white;
  background-color: transparent;
  text-decoration: none;
}

a:visited {
  color: grey;
  background-color: transparent;
  text-decoration: none;
}

a:hover {
  color: white;
  background-color: transparent;
  text-decoration: none;
}

a:active {
  color: white;
  background-color: transparent;
  text-decoration: none;
}