@import url("https://fonts.googleapis.com/css2?family=Archivo+Black&family=Noto+Sans+TC:wght@400;700&display=swap");
.start_area {
  display: block;
}

.start_area .kv {
  position: relative;
  width: 100%;
}

.start_area .maintitle {
  position: relative;
  width: 100vw;
  min-height: 60vw;
  top: -0.5rem;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}

.start_area .maintitle h1 {
  position: absolute;
  top: 58%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  display: block;
  width: 86%;
  margin: 0 auto;
}

.start_area .maintitle h1 img {
  -webkit-animation: title_scale 1s alternate linear infinite;
          animation: title_scale 1s alternate linear infinite;
}

.start_area .maintitle::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 110vw;
  height: 110vw;
  background: url(../images/light.svg) center no-repeat;
  -webkit-animation: light_rotate 15s linear infinite;
          animation: light_rotate 15s linear infinite;
}

.start_area .arrow_box {
  position: relative;
  top: -2.5rem;
  width: 100%;
  background: url(../images/bg_arrow.jpg) center 42% no-repeat;
  background-size: 100vw;
}

.start_area .arrow_box .billie {
  position: relative;
  width: 42%;
  z-index: 10;
  -webkit-transform: rotate(-2deg);
          transform: rotate(-2deg);
}

.start_area .arrow_box .dialog {
  position: absolute;
  top: 12%;
  left: 75%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  width: 92px;
  z-index: 15;
}

.start_area .arrow_box::after {
  content: "";
  position: absolute;
  top: 53%;
  left: 40%;
  -webkit-transform: translate(-50%, -50%) rotate(-5deg);
          transform: translate(-50%, -50%) rotate(-5deg);
  display: block;
  width: 70vw;
  aspect-ratio: 75/22;
  background: url(../images/bg_arrow_l.png) center no-repeat;
  background-size: contain;
  -webkit-animation: ar_l_ani 1.5s alternate infinite;
          animation: ar_l_ani 1.5s alternate infinite;
}

.start_area .arrow_box::before {
  content: "";
  position: absolute;
  top: 37%;
  right: 40%;
  display: block;
  width: 70vw;
  aspect-ratio: 75/22;
  background: url(../images/bg_arrow_r.png) center no-repeat;
  background-size: contain;
  -webkit-animation: ar_r_ani 1.5s alternate infinite;
          animation: ar_r_ani 1.5s alternate infinite;
}

.start_area .arrow_box .btn_area {
  position: relative;
  top: -1.5rem;
  z-index: 11;
}

.start_area .info_box {
  position: relative;
  top: -3.5rem;
  width: 90%;
  margin: 0 auto;
}

.start_area .info_box .hint_img {
  margin-bottom: 1em;
}

.start_area .info_box .check_box {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  width: 100%;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  padding: 5px 0;
}

.start_area .info_box .check_box input {
  display: block;
}

.start_area .info_box .check_box label {
  display: block;
  font-size: 18px;
}

.start_area .info_box .check_box label a {
  display: inline-block;
  text-decoration: underline;
  color: inherit;
}

.start_area2 {
  display: none;
  padding: 10px 0 0;
}

.start_area2 .sec_kv {
  width: 95%;
  margin: 0 auto;
}

.start_area2 .form_group {
  width: 90%;
  max-width: 300px;
  margin: 0 auto 20px;
}

.start_area2 .form_group label {
  display: block;
  font-size: 20px;
  color: #fff;
  text-align: center;
  margin-bottom: 20px;
}

.start_area2 .form_group input {
  width: 100%;
  height: 60px;
  border-radius: 10px;
  border: 1px solid #02cc43;
  padding: 0 10px;
  text-align: center;
  font-size: 20px;
  outline: none;
  -webkit-user-select: auto;
     -moz-user-select: auto;
      -ms-user-select: auto;
          user-select: auto;
}

.start_area2 .rule_list {
  width: 95%;
  max-width: 300px;
  margin: 30px auto;
}

.start_area2 .rule_list li {
  position: relative;
  font-size: 16px;
  line-height: 1.5;
  margin-bottom: 5px;
  padding-left: 25px;
}

.start_area2 .rule_list li::before {
  content: "";
  position: absolute;
  top: 4px;
  left: 0px;
  width: 18px;
  height: 18px;
  background: url(../images/list_star.svg) center no-repeat;
}

.end_area {
  position: relative;
  display: none;
}

.end_area .inner {
  position: relative;
  z-index: 10;
  padding-top: 25px;
}

.end_area .score {
  position: relative;
  z-index: 10;
  font-size: 24px;
  text-align: center;
  margin: 0 auto;
  color: #fff;
}

.end_area .score .rank {
  font-family: 'Archivo Black', sans-serif;
  font-size: 20px;
  color: #fff;
  padding: 10px 0;
  text-shadow: 0 0 10px rgba(255, 132, 0, 0.8), 0 0 10px rgba(255, 132, 0, 0.8);
}

.end_area .score #final_score {
  display: block;
  font-family: 'Archivo Black', sans-serif;
  font-size: 60px;
  line-height: 1.2;
  color: #fff;
  margin-top: 10px;
  text-shadow: 0 0 10px rgba(255, 132, 0, 0.8), 0 0 10px rgba(255, 132, 0, 0.8);
}

.end_area .addline {
  position: relative;
  width: 300px;
  margin: 0 auto 20px;
  -webkit-filter: drop-shadow(0 0 5px #fcd800);
          filter: drop-shadow(0 0 5px #fcd800);
}

.end_area .addline img {
  position: relative;
  z-index: 10;
}

.end_area .btn_area {
  position: relative;
}

.end_area .btn_area::before {
  content: "";
  position: absolute;
  top: 45%;
  left: 50%;
  width: 110vw;
  height: 110vw;
  background: url(../images/light.svg) center no-repeat;
  -webkit-animation: light_rotate 15s linear infinite;
          animation: light_rotate 15s linear infinite;
}

.end_area .btn_area p {
  position: relative;
  z-index: 2;
  font-size: 18px;
  padding-top: 10px;
  color: #fff;
  text-shadow: 0 0 10px rgba(255, 132, 0, 0.8), 0 0 10px rgba(255, 132, 0, 0.8);
}

.end_area .btn_area .result_score {
  opacity: 0;
  position: absolute;
  width: 120px;
}

.end_area .btn_area .result_high {
  top: -120px;
  left: 15px;
}

.end_area .btn_area .result_mid {
  width: 130px;
  top: -125px;
  right: 14px;
}

.end_area .btn_area .result_low {
  top: -115px;
  left: 12px;
}

.end_area .banner {
  position: relative;
  z-index: 10;
  width: 90%;
  margin: 20px auto;
}

.game_area {
  position: relative;
  width: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  overflow: hidden;
  display: none;
}

.game_area .bg_vedio {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0px;
  right: 0;
  overflow: hidden;
  z-index: 1;
}

.game_area .bg_vedio video {
  position: absolute;
  top: 0px;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.game_area .announcement {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 70px;
  background: #fff7cb;
  z-index: 20;
}

.game_area .announcement .countdown {
  display: block;
  width: 190px;
  height: 50px;
  padding-left: 50px;
  background: url(../images/time.png) center no-repeat;
  background-size: contain;
}

.game_area .announcement .countdown span {
  display: inline-block;
  width: 100%;
  font-family: 'Archivo Black', sans-serif;
  font-size: 24px;
  line-height: 50px;
  text-align: center;
  color: #10a600;
}

.game_area .announcement .score {
  display: block;
  font-family: 'Archivo Black', sans-serif;
  text-align: center;
  font-size: 16px;
  padding: 0px 10px;
}

.game_area .announcement .score span {
  font-size: 36px;
  color: #0f8302;
}

.game_area .announcement .score sub {
  font-size: 14px;
  font-weight: bold;
  padding: 0 2px;
}

.game_area .track {
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  width: 25%;
  min-height: calc(var(--vh, 1vh) * 100 - 70px);
  z-index: 5;
}

.game_area .track .arrow_drop {
  position: relative;
  width: 100%;
  -webkit-box-flex: 1;
      -ms-flex-positive: 1;
          flex-grow: 1;
}

.game_area .track .arrow_drop .target_ar {
  position: absolute;
  left: 0;
  width: 100%;
  height: auto;
  pointer-events: none;
  z-index: 100;
}

.game_area .track .btn {
  position: relative;
  width: 100%;
  height: auto;
  border: none;
  text-decoration: none;
  display: inline-block;
  padding: 0;
  margin: 0;
  background: #50d809;
  border: 1px solid #fff;
  border-radius: 50%;
}

.game_area .track .btn .btn_on {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
}

.game_area .feedback {
  position: fixed;
  color: #fff;
  font-family: 'Archivo Black', sans-serif;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  width: 100%;
  font-size: 30px;
  text-align: center;
  text-shadow: 0 0 0.4em #ff9f5f, 0 0 0.4em #f47926;
  z-index: 900;
}

@-webkit-keyframes light_rotate {
  0% {
    -webkit-transform: translate(-50%, -50%) rotate(0deg);
            transform: translate(-50%, -50%) rotate(0deg);
  }
  100% {
    -webkit-transform: translate(-50%, -50%) rotate(360deg);
            transform: translate(-50%, -50%) rotate(360deg);
  }
}

@keyframes light_rotate {
  0% {
    -webkit-transform: translate(-50%, -50%) rotate(0deg);
            transform: translate(-50%, -50%) rotate(0deg);
  }
  100% {
    -webkit-transform: translate(-50%, -50%) rotate(360deg);
            transform: translate(-50%, -50%) rotate(360deg);
  }
}

@-webkit-keyframes light_rotate2 {
  0% {
    -webkit-transform: translate(-50%, 0%) rotate(0deg);
            transform: translate(-50%, 0%) rotate(0deg);
  }
  100% {
    -webkit-transform: translate(-50%, 0%) rotate(360deg);
            transform: translate(-50%, 0%) rotate(360deg);
  }
}

@keyframes light_rotate2 {
  0% {
    -webkit-transform: translate(-50%, 0%) rotate(0deg);
            transform: translate(-50%, 0%) rotate(0deg);
  }
  100% {
    -webkit-transform: translate(-50%, 0%) rotate(360deg);
            transform: translate(-50%, 0%) rotate(360deg);
  }
}

@-webkit-keyframes title_scale {
  0% {
    -webkit-transform: scale(0.95);
            transform: scale(0.95);
  }
  100% {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}

@keyframes title_scale {
  0% {
    -webkit-transform: scale(0.95);
            transform: scale(0.95);
  }
  100% {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}

@-webkit-keyframes ar_l_ani {
  0% {
    -webkit-transform: translate(-46%, -50%) rotate(-5deg);
            transform: translate(-46%, -50%) rotate(-5deg);
  }
  100% {
    -webkit-transform: translate(-50%, -50%) rotate(-5deg);
            transform: translate(-50%, -50%) rotate(-5deg);
  }
}

@keyframes ar_l_ani {
  0% {
    -webkit-transform: translate(-46%, -50%) rotate(-5deg);
            transform: translate(-46%, -50%) rotate(-5deg);
  }
  100% {
    -webkit-transform: translate(-50%, -50%) rotate(-5deg);
            transform: translate(-50%, -50%) rotate(-5deg);
  }
}

@-webkit-keyframes ar_r_ani {
  0% {
    -webkit-transform: translate(46%, -50%) rotate(-5deg);
            transform: translate(46%, -50%) rotate(-5deg);
  }
  100% {
    -webkit-transform: translate(50%, -50%) rotate(-5deg);
            transform: translate(50%, -50%) rotate(-5deg);
  }
}

@keyframes ar_r_ani {
  0% {
    -webkit-transform: translate(46%, -50%) rotate(-5deg);
            transform: translate(46%, -50%) rotate(-5deg);
  }
  100% {
    -webkit-transform: translate(50%, -50%) rotate(-5deg);
            transform: translate(50%, -50%) rotate(-5deg);
  }
}

.billboard .container {
  padding-top: 1em;
  width: 90%;
  margin: 0 auto;
}

.billboard h1 {
  display: block;
  width: 90%;
  max-width: 310px;
  margin: 0 auto;
}

.billboard .billboard_form {
  margin-bottom: 20px;
}

.billboard .billboard_form li {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  margin-bottom: 10px;
}

.billboard .billboard_form li .col {
  text-align: center;
  line-height: 2;
  border-radius: 10px;
  background: -webkit-gradient(linear, left top, left bottom, from(#f5ffed), color-stop(83%, #dbedcc), to(#cfe5bd));
  background: linear-gradient(180deg, #f5ffed 0%, #dbedcc 83%, #cfe5bd 100%);
}

.billboard .billboard_form li .col:nth-child(1) {
  width: 22%;
}

.billboard .billboard_form li .col:nth-child(2) {
  width: 50%;
}

.billboard .billboard_form li .col:nth-child(3) {
  width: 22%;
}

.billboard .billboard_form .thead {
  margin-bottom: 15px;
}

.billboard .billboard_form .thead .col {
  background: -webkit-gradient(linear, left top, left bottom, from(#ff9400), to(#ffe100));
  background: linear-gradient(180deg, #ff9400 0%, #ffe100 100%);
  border: 1px solid #fcd800;
  -webkit-filter: drop-shadow(0 0 5px #fcd800);
          filter: drop-shadow(0 0 5px #fcd800);
}

.billboard .billboard_form .highscore {
  position: relative;
}

.billboard .billboard_form .highscore .col {
  color: #04b200;
}

.billboard .billboard_form .highscore::before {
  content: "";
  position: absolute;
  top: -10px;
  left: -10px;
  display: block;
  width: 30px;
  height: 30px;
  background: url(../images/billboard_crown.png) center no-repeat;
  background-size: contain;
  -webkit-transform: rotate(-15deg);
          transform: rotate(-15deg);
}

.billboard .billboard_note {
  width: 100%;
  font-size: 14px;
  text-align: center;
}

.rule .container {
  padding-top: 1em;
  width: 90%;
  margin: 0 auto;
}

.rule h1 {
  display: block;
  width: 90%;
  max-width: 310px;
  margin: 0 auto;
}

.rule .fix_top {
  position: fixed;
  width: 50px;
  bottom: 2%;
  right: 2%;
}

.rule .rule_list li {
  color: #fff;
  font-size: 16px;
  line-height: 1.5;
  word-break: break-all;
}

.rule .rule_list li a {
  display: inline;
  text-decoration: underline;
  color: #fff;
}

.rule .rule_list > li {
  list-style: none;
  margin: 0 0 10px 0;
}

.rule .sec_list {
  padding: 8px 0 8px 16px;
}

.rule .sec_list > li {
  list-style: decimal;
}

.rule .trd_list {
  padding-left: 24px;
  counter-reset: my-counter;
}

.rule .trd_list > li {
  list-style: none;
  text-indent: -24px;
  counter-increment: my-counter;
}

.rule .trd_list > li::before {
  content: "(" counter(my-counter) ").";
}