/* 背景與提示看板 */
body {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  list-style: none;
  background-color: #333;
}

#copyright {
  position: absolute;
  left: 50%;
  bottom: 0px;
  transform: translateX(-50%);
  color: #fff;
}

/* 背景色 */
#content {
  box-sizing: border-box;
  /* border: 1px solid red; */
  width: 1890px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  overflow: hidden;
}

/* 背景測試其他寫法，#background已從HTML移除 */
/* #background {
  width: 100%;
  height: 100vh;
  margin: 0;
  background-image: linear-gradient(90deg, rgb(218, 218, 218) 1px, transparent 1px),
    linear-gradient(180deg, rgb(218, 218, 218) 1px, transparent 1px);
  background-size: 12.6px 12.6px;
  background-position: center center;
  background-repeat: repeat;
  background-color: rgb(255, 238, 208);
  display: none;
} */

/* 背景 */

.tr_content {
  list-style: none;
  border: none;
  /* height: 10px; */
  box-sizing: border-box;
  color: blue;
  margin: 0;
  font-size: 0;
}

.td_content {
  box-sizing: border-box;
  /* display: inline-block; */
  width: 12.6px;
  height: 12.6px;
  background: rgb(255, 238, 208);
  /* background: rgb(0, 0, 0); */

  /* background: rgb(158, 208, 255); */
  border: 0.05px solid rgb(218, 218, 218);
  /* border: 0.05px solid rgb(46, 46, 46); */

  /* color: black;
	font-size: 0.001px; */
}

/* 看板提示 */
#board_content {
  width: 600px;
  /* height: 79px; */
  /* background-color: #a00; */
  position: absolute;
  top: 70px;
  top: -110px;
  left: 145.3px;
  transform: rotate(-5deg);
}

#prompt {
  font-family: '俐方體11號';
  position: absolute;
  top: 12.6px;
  left: 23px;
  color: #fff;
  font-size: 18px;
  text-align: center;
  line-height: 26px;
  user-select: none;
}

#table_line {
  position: absolute;
  top: -100px;
  left: 135px;
}

#table_board,
#table_line {
  position: absolute;
  /* top: 100px;
	left: 120px; */
  list-style: none;
  border: none;
  table-layout: fixed;
  border-collapse: collapse;
  font-size: 0;
  background-color: rgb(117, 75, 21);
}

.tr_board,
.tr_line {
  list-style: none;
  border: none;
  height: 10px;
  box-sizing: border-box;
  color: blue;
}

.td_board {
  box-sizing: border-box;
  display: inline-block;
  width: 12.6px;
  height: 12.6px;
  background: rgb(117, 75, 21);
  border: 0.05px solid rgb(46, 46, 46);
  font-size: 12.6px;
}

.td_line {
  box-sizing: border-box;
  display: inline-block;
  width: 12.6px;
  height: 12.6px;
  background: rgb(117, 75, 21);
  border: 0.05px solid rgb(46, 46, 46);
  font-size: 12.6px;
  border-right: 5px solid rgb(153, 110, 67);
}

#tr_board_1 .td_board_22,
#tr_board_2 .td_board_22,
#tr_board_3 .td_board_22,
#tr_board_4 .td_board_22,
#tr_board_5 .td_board_22,
#tr_board_6 .td_board_22 {
  border-right: 5px solid rgb(153, 110, 67);
}

#tr_board_6 .td_board_1,
#tr_board_6 .td_board_2,
#tr_board_6 .td_board_3,
#tr_board_6 .td_board_4,
#tr_board_6 .td_board_5,
#tr_board_6 .td_board_6,
#tr_board_6 .td_board_7,
#tr_board_6 .td_board_8,
#tr_board_6 .td_board_9,
#tr_board_6 .td_board_10,
#tr_board_6 .td_board_11,
#tr_board_6 .td_board_12,
#tr_board_6 .td_board_13,
#tr_board_6 .td_board_14,
#tr_board_6 .td_board_15,
#tr_board_6 .td_board_16,
#tr_board_6 .td_board_17,
#tr_board_6 .td_board_18,
#tr_board_6 .td_board_19,
#tr_board_6 .td_board_20,
#tr_board_6 .td_board_21,
#tr_board_6 .td_board_22 {
  border-bottom: 5px solid rgb(153, 110, 67);
}