.Clockbutton{
  background-color: #fff;
  border: solid 2px #2f4f4f;
  color: #2f4f4f;
  padding: 10px 30px;
  text-decoration: none;
  font-size: 1em;
font-family: "Noto Sans JP, sans-serif,MS Pゴシック" ;
}
.Clockbutton:hover {
  color: #2f4f4f;
  background-color: #b0e0e6;
}