/*
@media screen and (max-width: @bkPhone) {}
@media screen and (min-width:calc(@bkPhone + 1px)) and (max-width:@bkTablet){}
@media screen and (min-width:calc(@bkTablet + 1px)){}
*/
@import url("phone.min.css") screen and (max-width: 768px);
@import url("tablet.min.css") screen and (min-width: 769px) and (max-width: 1024px);
@import url("pc.min.css") screen and (min-width: 1025px);
.sb1 {
  width: 90%;
  max-width: 500px;
  margin: auto;
  margin-top: 3rem;
  display: block;
  padding: 0.5em 1em;
  text-decoration: none;
  /* Permalink - use to edit and share this gradient: https://colorzilla.com/gradient-editor/#febf04+0,ffd65e+50,febf04+100 */
  background: #febf04;
  /* Old browsers */
  background: -moz-linear-gradient(top, #febf04 0%, #ffd65e 50%, #febf04 100%);
  /* FF3.6-15 */
  background: -webkit-linear-gradient(top, #febf04 0%, #ffd65e 50%, #febf04 100%);
  /* Chrome10-25,Safari5.1-6 */
  background: linear-gradient(to bottom, #febf04 0%, #ffd65e 50%, #febf04 100%);
  /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#febf04', endColorstr='#febf04', GradientType=0);
  /* IE6-9 */
  color: #db4500;
  text-shadow: 2px 2px 1px #fff, -2px 2px 1px #fff, 2px -2px 1px #fff, -2px -2px 1px #fff, 2px 0px 1px #fff, 0px 2px 1px #fff, -2px 0px 1px #fff, 0px -2px 1px #fff;
  font-weight: 700;
  border-bottom: solid 4px #815700;
  border-radius: 5px;
  font-size: 2rem;
}
.sb2 {
  width: 90%;
  max-width: 500px;
  margin: auto;
  margin-top: 3rem;
  display: block;
  padding: 0.5em 1em;
  text-decoration: none;
  /* Permalink - use to edit and share this gradient: https://colorzilla.com/gradient-editor/#febf04+0,ffd65e+50,febf04+100 */
  background: #febf04;
  /* Old browsers */
  background: -moz-linear-gradient(top, #febf04 0%, #ffd65e 50%, #febf04 100%);
  /* FF3.6-15 */
  background: -webkit-linear-gradient(top, #febf04 0%, #ffd65e 50%, #febf04 100%);
  /* Chrome10-25,Safari5.1-6 */
  background: linear-gradient(to bottom, #febf04 0%, #ffd65e 50%, #febf04 100%);
  /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#febf04', endColorstr='#febf04', GradientType=0);
  /* IE6-9 */
  color: #db4500;
  text-shadow: 2px 2px 1px #fff, -2px 2px 1px #fff, 2px -2px 1px #fff, -2px -2px 1px #fff, 2px 0px 1px #fff, 0px 2px 1px #fff, -2px 0px 1px #fff, 0px -2px 1px #fff;
  font-weight: 700;
  border-bottom: solid 4px #815700;
  border-radius: 5px;
  font-size: 2rem;
}
.sb3 {
  width: 90%;
  max-width: 500px;
  margin: auto;
  margin-top: 3rem;
  display: block;
  padding: 0.5em 1em;
  text-decoration: none;
  /* Permalink - use to edit and share this gradient: https://colorzilla.com/gradient-editor/#febf04+0,ffd65e+50,febf04+100 */
  background: #febf04;
  /* Old browsers */
  background: -moz-linear-gradient(top, #febf04 0%, #ffd65e 50%, #febf04 100%);
  /* FF3.6-15 */
  background: -webkit-linear-gradient(top, #febf04 0%, #ffd65e 50%, #febf04 100%);
  /* Chrome10-25,Safari5.1-6 */
  background: linear-gradient(to bottom, #febf04 0%, #ffd65e 50%, #febf04 100%);
  /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#febf04', endColorstr='#febf04', GradientType=0);
  /* IE6-9 */
  color: #db4500;
  text-shadow: 2px 2px 1px #fff, -2px 2px 1px #fff, 2px -2px 1px #fff, -2px -2px 1px #fff, 2px 0px 1px #fff, 0px 2px 1px #fff, -2px 0px 1px #fff, 0px -2px 1px #fff;
  font-weight: 700;
  border-bottom: solid 4px #815700;
  border-radius: 5px;
  font-size: 2rem;
}
.btn-square-shadow:active {
  /*ボタンを押したとき*/
  -webkit-transform: translateY(4px);
  transform: translateY(4px);
  /*下に動く*/
  box-shadow: 0px 0px 1px rgba(0, 0, 0, 0.2);
  /*影を小さく*/
  border-bottom: none;
}
div.ruleArea {
  margin-top: 5rem;
  width: 100%;
}
div.ruleArea > h2 {
  border-top: 2px solid white;
  position: relative;
  text-align: center;
}
div.ruleArea > h2 > span {
  font-size: 1.5rem;
  position: absolute;
  top: -0.75rem;
  left: 0;
  right: 0;
  background: #101010;
  padding: 0 1rem;
  margin: auto;
  text-align: center;
  width: 5rem;
}
div.ruleArea > ul {
  list-style: circle;
  width: 90%;
  margin: auto;
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
}
div.ruleArea > ul > li {
  font-size: 1rem;
  margin: 0.5rem 1rem;
}