.iso-call {
    width: 100%;
    position: relative;
    /* masonry 효과 float + block */
}

.edu-content-heading {
  
  margin-bottom: 10px !important
}

.edu-content-heading h2 {
  color: #1b8cff !important;
}

.project-post {
    width: 23%;          /* 4개 한줄 기준 */
    float: left;
    margin: 1%;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(50,50,100,0.06);
    min-height: 300px;
    display: block;
    position: relative;
    margin-bottom: 24px;
    transition: box-shadow 0.3s;
}

.project-post:hover {
    box-shadow: 0 4px 16px rgba(50,50,100,0.15);
}

.project-post img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 12px 12px 0 0;
    display: block;
}

.item-desc {
    padding: 16px;
    text-align: left;
}

.item-desc h4 {
    margin-top: 0;
    font-size: 12px;
    font-weight: 700;
    color: #3a4d6a;
}

.item-desc p {
    font-size: 1rem;
    color: #666;
}

.item-img-overlay {
    position: absolute;
    left: 0; top: 0; right: 0; bottom: 0;
    background: rgba(50,100,200,0.08);
    opacity: 0;
    border-radius: 12px 12px 0 0;
    transition: opacity 0.2s;
}
.project-post:hover .item-img-overlay { opacity: 1; }

.iso-call::after {
    content: "";
    display: table;
    clear: both;
}

/* 반응형 */
@media (max-width: 1200px) {
    .project-post { width: 48%; }
}
@media (max-width: 700px) {
    .project-post { width: 98%; }
    .item-desc h4 { font-size: 1rem; }
}

/* 필터 버튼 스타일 */
.edu-filters .filter {
    display: inline-block;
    margin: 4px 12px;
    padding: 8px 20px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    color: #3a4d6a;
    background: #f5f7fa;
    border: 1px solid #e1e4ea;
    transition: all 0.2s;
    text-decoration: none;
    cursor: pointer;
}
.edu-filters .filter.active, .edu-filters .filter:hover {
    background: #1950ad;
    color: #fff;
    border: 1px solid #1950ad;
}

.edu-action-btns {
  display: flex;
  justify-content: flex-end;
  gap: 20px;
  margin: 40px 0;
}
.edu-action-btn {
  background: #fff;
  color: #377dff;
  border: 2px solid #377dff;
  border-radius: 12px;
  font-size: 18px;
  padding: 14px 40px;
  box-shadow: 0 2px 8px rgba(55,125,255,0.08);
  transition: background 0.2s, color 0.2s;
  font-weight: bold;
  letter-spacing: 0.02em;
}
.edu-action-btn:hover {
  background: #377dff;
  color: #fff;
  text-decoration: none;
}
@media (max-width: 600px) {
  .edu-action-btns {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
}

.ed_table {
    border-top: 1px solid #000;
    margin: 60px 0 0 0;
}

.ed_table img {
    display: block;
    margin: 0 0 20px 0;
    width: 80%;
}

.ed_table tr {
    border-bottom: 1px solid #f1f1f1;
}

.ed_table tr th {
    background: #fafafa;
    color: #000;
    font-size: 16px;
    text-align: center;
    width: 20%;
}

.ed_table tr td {
    font-size: 16px;
    font-weight: 400;
    padding: 20px;
    text-align: left;
}

.ed_table tr td b {
    color: #000;
}

.ed_table tr td p {
    font-size: 16px;
    font-weight: 400;
    margin: 0;
}

.ed_table tr td h4 {
    color: #013e98;
    font-size: 16px;
    margin: 0;
}

.ed_table tr td h2 {
    color: #000;
    font-size: 24px;
    margin: 0 0 16px 0;
}

.ed_table tr td ul {
    list-style: disc;
    margin: 0;
    padding: 0 0 0 20px;
}

.ed_table tr td dt {
    color: #000;
    margin: 0 0 4px 0;
}

.ed_table tr td ul.list_style {
    list-style: none;
    padding: 0;
}


  .learn_schedule {
    width: 100%;
  }

  .learn_schedule th {
    padding: 5px;
    border-top: 1px solid #ddd;
    border-bottom: 1px solid #ddd;
    text-align: center;
  }

  .learn_schedule td {
    padding: 5px;
    border-top: 1px solid #ddd;
    border-bottom: 1px solid #ddd;
    text-align: center;
  }

  .learn_schedule tr:hover {
    background-color: #dfefdf
  }

  .learn_schedule th {
    background-color: #efefef;
  }

  .learn_table td {
    border: 1px solid #ddd;
    text-align: left;
    padding-left: 10px;
    font-family: 'Noto Sans KR', sans-serif;
    font-weight: normal;
    font-size: 21px;
  }

  /* .learn_table th {
      width: 15%;
      font-size: 15px;
    } */

  .learn_table th {
    width: 15%;
    padding: 5px;
    border: 1px solid #ddd;
    background-color: #f5f5f5;
    text-align: center;
    font-family: 'Noto Sans KR', sans-serif;
    font-weight: bold;
    font-size: 23px;
  }
dl {
  font-size:20px;
  line-height:22px;
  color:#000;
}
dt {
  padding:30px 10px 20px 10px;
  font-size:20px;
}
dt > span {
  color:#fff;
  background-color:#1F274C;
  border-radius: 20px;
  padding:7px 30px;
  font-weight:bold;
  display:inline-block;
}
dd {
  padding:0px 20px 30px 20px;
  font-size:16px;
}  

dd > .listtype01 {
  list-style-type: disc;
  margin-left:20px;
}

dd > .blue dt {
  background-color:#E0E3ED;
  color:#000000;
  font-weight:bold;
  font-size:16px;
  padding: 5px 10px 5px 10px;
}
dd > .blue dd {
  background-color:#F3F4F7;
  color:#000000;
  font-size:14px;
  padding:7px 10px 5px 10px;
  margin-bottom:10px;
}
dd > .blue dd:nth-last-child() {
  margin-bottom:0px;
}

dd > .listtype02 {
  list-style-type: disc;
  margin-left:20px;
}
dd > .listtype02 li {
  padding:2px 0px;
}

dd > .listtype03 {
  overflow:hidden;
}

dd > .listtype03 li {
  width:49.5%;
  margin-bottom:10px;
  float:left;
  text-align:center;
}
dd > .listtype03 li:nth-child(1), dd > .listtype03 li:nth-child(3), dd > .listtype03 li:nth-child(5) {
  margin-right:1%;
}

.red {color:#f10000;}

p.roundbox {
  border:1px solid #1F274C;
  border-radius: 15px;
  padding:20px;
  margin-bottom:10px;
  font-size:14px;
}
p.roundbox span {
  display:block;
  text-align:right;
}

.btn_go {
  color:#fff;
  background-color:#1F274C;
  border-radius: 20px;
  padding:7px 30px;
  font-weight:bold;
  display:inline-block;
  cursor: pointer;
  margin:10px 0px;
}

.btn_go02 {
  color:#1F274C;
  background-color:#fff;
  border:1px solid #1F274C;
  border-radius: 20px;
  padding:5px 20px;
  font-weight:bold;
  display:inline-block;
  cursor: pointer;
  margin:10px 0px;
  font-size:14px;
}

.btn_go03 {
  color:#fff;
  background-color:#1F274C;
  border-radius: 20px;
  padding:3px 10px;
  font-weight:bold;
  display:inline-block;
  cursor: pointer;
  margin:1px 0px;
  font-size:12px;
}

.bannergr01 {
  text-align:center;
}

.bannergr01 > .banner {
  background-color:#354490;    
  border-radius: 15px;
  text-align:center;
  color:#fff;
  padding:25px 15px;
  font-size:24px;
  margin-bottom:20px;
}
.bannergr01 > .banner > .yellow {
  color:#FFC600;
  font-weight:bold;
  font-size:34px;
  display:block;
  padding:20px 0px 0px 0px;
}


@media (max-width:460px) {
  dl {
    line-height:22px;
    color:#000;
  }
  dt {
    padding:0px 0px 20px 0px;
    font-size:16px;
  }
  dt > span {
    color:#fff;
    background-color:#1F274C;
    border-radius: 20px;
    padding:7px 30px;
    font-weight:bold;
    display:inline-block;
  }
  dd {
    padding:0px 10px 50px 10px;
    font-size:14px;
  } 

  dd > .blue dt {
    background-color:#E0E3ED;
    color:#000000;
    font-weight:bold;
    font-size:14px;
    padding: 5px 10px 5px 10px;
  }
  dd > .blue dd {
    background-color:#F3F4F7;
    color:#000000;
    font-size:12px;
    padding:7px 10px 5px 10px;
    margin-bottom:10px;
  }

  dd > .listtype02 {
    list-style-type: disc;
    margin-left:20px;
  }
  dd > .listtype02 li {
    padding:2px 0px;
  }

  dd > .listtype03 {
    overflow:hidden;
  }
  dd > .listtype03 li {
    width:100%;
    margin-bottom:10px;
    float:left;
  }
  dd > .listtype03 li:nth-child(1), dd > .listtype03 li:nth-child(3), dd > .listtype03 li:nth-child(5) {
    margin-right:0%;
  }


  .bannergr01 {
    text-align:center;
  }

  .bannergr01 > .banner {
    background-color:#354490;    
    border-radius: 15px;
    text-align:center;
    color:#fff;
    padding:15px 5px;
    font-size:20px;
    margin-bottom:20px;
  }
  .bannergr01 > .banner > .yellow {
    color:#FFC600;
    font-weight:bold;
    font-size:30px;
    display:block;
    padding:20px 0px 0px 0px;
  }

}

.list-inline > li {
  display: inline-block;
  padding-right: 5px;
  padding-left: 5px;
}


    .learn_about {
        width: 100%;
        margin: 0 auto;
        color: #444;
    }

    .learn_about th {
        background-color: #f5f5f5;
        text-align: center;
        padding: 8px;
        border-top: 1px solid #ddd;
    }

    .learn_about td {
        padding: 8px 8px 8px 12px;
        border-top: 1px solid #ddd;
        background: #fff;
    }

    .learn_about tr:last-child th,
    .learn_about tr:last-child td {
        border-bottom: 1px solid #ddd;
    }

    .border-right {
        border-right: 1px solid #ddd;
    }

    @media (max-width: 767px) {
        .learn_about {
        width: 100%;
        margin: 0 auto
        }
    }
	#sit_sel_option h3 {
		position: absolute;
		font-size: 0;
		line-height: 0;
		overflow: hidden;
	}
	#sit_opt_added {
		margin: 0;
		padding: 0;
		border-bottom: 0;
		background: #fff;
		list-style: none;
	}
	#sit_opt_added li {
		padding: 15px 0;
		padding-right: 220px;
		border-bottom: 1px solid #e9e9e9;
		position: relative;
	}
	#sit_opt_added li .opt_name {
		line-height: 20px;
		font-weight: bold;
		margin-left: 70%;
	}
	#sit_opt_added li .opt_count {
		position: absolute;
		top: 50%;
		right: 0;
		margin-top: -15px;
	}
	.msg_sound_only, .sound_only {
		display: inline-block !important;
		position: absolute;
		top: 0;
		left: 0;
		margin: 0 !important;
		padding: 0 !important;
		font-size: 0;
		line-height: 0;
		border: 0 !important;
		overflow: hidden !important;
	}
	#sit_opt_added button {
		float: left;
		width: 30px;
		height: 30px;
		border: 1px solid #cdcdcd;
		background: #fff;
		color: #666;
		font-size: 0.92em;
	}

	#sit_opt_added .num_input {
		float: left;
		border: 0;
		height: 30px;
		border-top: 1px solid #e4e4e4;
		border-bottom: 1px solid #e4e4e4;
		text-align: center;
	}

	#sit_tot_price {
		margin: 10px 0;
		font-size: 1.167em;
		line-height: 25px;
		font-weight: bold;
		text-align: right;
	}
	
	#sit_btn_cart {
		border: 1px solid #d50c0c;
		background: #fff;
		color: #d50c0c;
	}
	#sit_ov_btn button {
		width: 100%;
		float: left;
		margin-right: 5px;
		height: 50px;
		margin-bottom: 10px;
		font-weight: bold;
		font-size: 1.25em;
	}
	#sit_btn_buy {
		background: #d50c0c;
		color: #fff;
		border: 0;
	}


.visit_table {
  width: 100%;
}

.visit_table td {
  padding: 50px 5px
}

.visit_table .li_bold {
  font-weight: bold;
}

.visit_table .li_x_large {
  font-size: x-large;
}


.divide0 {
  width: 100%;
  height: 0px;
}

.divide2 {
  width: 100%;
  height: 2px;
}

.divide3 {
  width: 100%;
  height: 3px;
}

.divide5 {
  width: 100%;
  height: 5px;
}

.divide10 {
  width: 100%;
  height: 10px;
}

.divide15 {
  width: 100%;
  height: 15px;
}

.divide20 {
  width: 100%;
  height: 20px;
}

.divide25 {
  width: 100%;
  height: 25px;
}

.divide30 {
  width: 100%;
  height: 30px;
}

.divide35 {
  width: 100%;
  height: 35px;
}

.divide40 {
  width: 100%;
  height: 40px;
}

.divide45 {
  width: 100%;
  height: 40px;
}

.divide50 {
  width: 100%;
  height: 50px;
}

.divide55 {
  width: 100%;
  height: 55px;
}

.divide60 {
  width: 100%;
  height: 60px;
}

.divide65 {
  width: 100%;
  height: 65px;
}

.divide70 {
  width: 100%;
  height: 70px;
}

.divide75 {
  width: 100%;
  height: 75px;
}

.divide80 {
  width: 100%;
  height: 80px;
}

.divide85 {
  width: 100%;
  height: 85px;
}