@charset "UTF-8";

body {
  font-family: "Hiragino Kaku Gothic ProN", "メイリオ", sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f0f8ff;
}

header {
  background-color: white;
  color: black;
  padding: 10px 0;
  text-align: center;
}

main {
  padding: 20px;
  text-align: center;
}

button {
  background-color: white;
  color: #444;
  border: none;
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
  border-radius: 5px;
}

button:hover {
  background-color: #5a9bd4;
}

h2 {
  font-size: 24px;
  margin-top: 20px;
}

footer {
  background-color: #4682b4;
  color: white;
  text-align: center;
  padding: 10px 0;
  position: fixed;
  width: 100%;
  bottom: 0;
}

.kerberos {
    background: linear-gradient(to right,#e60000,#f39800,#fff100,#009944,#0068b7,#1d2088,#920783,#e60000) 0 / 200%;
    height: 80px;
    animation: 5s kerberos linear infinite;
    color: white;
}
@keyframes kerberos{
    100% { background-position: 200%; }

}

.daikichi {
  background: linear-gradient(135deg, #ff6b6b) !important;
  color: white;
  border-color: #ff4757;
}

.kichi {
  background: linear-gradient(135deg, #66bb6a) !important;
  color: white;
  border-color: #ff9800;
}

.suekichi {
  background: linear-gradient(135deg, #ffa726) !important;
  color: white;
  border-color: #4caf50;
}

.kyo {
  background: linear-gradient(135deg, #920783) !important;
  color: white;
  border-color: purple;
}

.daikyo {
  background: linear-gradient(135deg, #000) !important;
  color: white;
  border-color: black;
}