* {
  font-family: 'YuGothic', '游ゴシック', 'Noto Sans JP', sans-serif;
}

html, body {
  height: 100%;
  margin: 0;
  background-color: rgb(245, 245, 245);
  color: #000;
  width: 100%;
  position: relative;
  height: auto !important;
  /*IE6対策*/
  height: 100%;
  /*IE6対策*/
  min-height: 100%;
}

header {
  margin: 0;
  padding: 10px 30px;
  color: rgb(0, 150, 250);
  background-color: rgb(255, 255, 255);
}

footer {
  padding: 20px 30px;
}

main {
  width: 72%;
  margin-left: auto;
  margin-right: auto;
  padding: 50px 50px;
}

ul {
  padding: 1em;
}

li {
  margin: 0.5em 0em;
  list-style-type: none;
}

.describe {
  text-align: center;
}

.id_to_time {
  text-align: center;
  font-size: 0.8em;
}

div#jumptable {
  padding: 2em 3em;
  text-align: center;
}

span.jump {
  margin: 0.5em 2em;
  font-size: 1.5em;
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
}

a {
  text-decoration: none;
  color: rgb(22, 159, 201);
}

h1 {
  margin: 0;
  font-weight: 500;
}
h2 {
  font-size: 108%;
  font-weight: bold;
}

/* つまみのデザイン */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  outline: none;
  height: 3px;
  width: 100%;
  background: rgb(220, 220, 220);
  border-radius: 10px;
  border: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  background: rgb(0, 150, 250);
  width: 20px;
  height: 20px;
  border-radius: 50%;
}

input[type="range"]::-moz-range-thumb {
  background: rgb(0, 150, 250);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: none;
}

input[type="range"]::-moz-focus-outer {
  border: 0;
}

input[type="range"]:active::-webkit-slider-thumb {
  box-shadow: 0 0 0 4px rgba(0, 150, 250, 0.2);
  transition: .4s;
}

.copy {
  text-align: right;
}