@charset "utf-8";
@import url(//use.fontawesome.com/releases/v5.7.2/css/all.css);
/*========= メインエリア ===============*/
#head {
  position: relative;
  margin: 0 auto;
  height: 120px;
  background-image: url(../images/second_head.svg);
  background-position: bottom;
  background-size: cover;
}
/* 公図貼り合わせ */
ul.kozu_fllow {
  width: 80%;
  margin: auto;
}
ul.kozu_fllow li {
  margin: 0 auto 2em;
}
.phase1_table {
  width: 100%;
	border-collapse: collapse;
	font-size: 0.9em;
}
.phase1_table tbody tr th {
	background-image: none;
	border: 1px solid #C1C1C1;
	background-color: #638DFF;
	color: #FFFFFF;
  padding: 7px;
}
.phase1_table tbody tr td {
	background-image: none;
	border: 1px solid #C1C1C1;
	vertical-align: top;
  padding: 7px;
}
ul.siryou {
  width: 100%;
  float: left;
}
ul.siryou h4 {
   background-color: #60bceb;
   color: #fff;
   padding: 5px;
}
ul.siryou li {
  width: 49%;
  float: left;
  margin: 0 1% 1em 0;
}
ul.siryou li img {
  width: 100%;
  float: left;
}
/* Q&A */
.qa-4 {
  max-width: 1200px;
  margin: 0 auto 1em;
  border: none;
  border-radius: 5px;
  box-shadow: 0 4px 4px rgb(0 0 0 / 12%), 0 2px 3px -2px rgba(0 0 0 / 18%);
  background-color: #ffffff;
}

.qa-4 summary {
  display: flex;
  /* justify-content: space-between; */
  align-items: center;
  position: relative;
  padding: 1em 2em 1em 3em;
  color: #333333;
  font-weight: 600;
  cursor: pointer;
}

.qa-4 summary::before,
.qa-4 p::before {
  position: absolute;
  left: 1em;
  font-weight: 600;
  font-size: 1.3em;
}

.qa-4 summary::before {
  color: #75bbff;
  content: "Q";
}

/* .qa-4 summary::after {
  transform: translateY(-25%) rotate(45deg);
  width: 7px;
  height: 7px;
  margin-left: 10px;
  border-bottom: 3px solid #333333b3;
  border-right: 3px solid #333333b3;
  content: '';
  transition: transform .5s;
}

.qa-4[open] summary::after {
  transform: rotate(225deg);
} */

.qa-4 p {
  position: relative;
  transform: translateY(-10px);
  opacity: 0;
  margin: 0;
  padding: .3em 3em 1.5em;
  color: #333333;
  transition: transform .5s, opacity .5s;
}

.qa-4[open] p {
  transform: none;
  opacity: 1;
}

.qa-4 p::before {
  color: #ff8d8d;
  line-height: 1.2;
  content: "A";
}
@media screen and (max-width:768px){
  #head {
    height: 80px;
  }
  ul.kozu_fllow {
    width: 95%;
  }
  ul.siryou li {
    width: 100%;
    float: left;
    margin: 0 0 1em 0;
  }
}