@charset "UTF-8";
#introduction{
  padding:0;
  margin:0 auto;
  position: relative;
  height:450px;
}
#introduction h2, #introduction p{
  color:#000;
  font-weight:bold;
}

.btn_wrap {
        display: inline-block;
        height: auto;
        position: relative;
        margin: auto;
        margin-top:20px;
}
.btn_balloon {
        display: inline-block;
        height: 30px;
        padding: 5px 20px;;
        border-radius: 20px;
        border: solid 2px #000;
        background-color: #fff;
        font-size: 90%;
        font-family: "Noto Sans Japanese";
        font-weight: 700;
        line-height: 1;
        text-align: center;
        display: flex;
        justify-content: center;
        align-items: center;
        position: absolute;
        bottom: 55px;
        left: 50%;
        transform: translate(-50%, 0%);
        pointer-events: none;
        transition: 0.2s;
        color: #000;
        z-index: 2;
}
.btn_balloon::before, .btn_balloon::after {
        content: "";
        width: 0;
        height: 0;
        border-style: solid;
        position: absolute;
        left: 50%;
        transform: translate(-50%, 100%);
}
.btn_balloon::before {
        bottom: 1px;
        border-width: 8px 5px 0 5px;
        border-color: #fff transparent transparent transparent;
        z-index: 2;
}
.btn_balloon::after {
        bottom: 0;
        border-width: 11px 8px 0 8px;
        border-color: #000 transparent transparent transparent;
        z-index: 1;
}
.button {
        width: 100%;
        padding: 25px 70px;
        border-radius: 8px;
        font-size: 130%;
        font-family: "Noto Sans Japanese";
        font-weight: bold;
        line-height: 1;
        text-align: center;
        text-decoration: none;
        display: flex;
        justify-content: center;
        align-items: center;
        box-sizing: border-box;
        background: #f8be01 !important;
        -webkit-box-shadow: 0 5px 0 #000;
        box-shadow: 0 5px 0 #000;
        color: #000;
        transition: 0.2s;
}
.button:after {
  content: "";
  position: absolute;
  top: 50%;
  bottom: 0;
  right: 2rem;
  font-size: 90%;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: right 0.3s;
  width: 6px;
  height: 6px;
  border-top: solid 2px currentColor;
  border-right: solid 2px currentColor;
  transform: translateY(-50%) rotate(45deg);
}
.button:hover {
  background: #6bc594;
  color: #FFF;
  -webkit-box-shadow: 0 2px 0 #2c9d60;
  box-shadow: 0 2px 0 #000;

}
#introduction .mainimg_item01 img{
  width:95%;
  max-width:420px;
  margin:0 auto;
  position: absolute;
  top:-40px;
  left:40%;
}
#introduction .introduction_story{
  position: absolute;
  top:60px;
  width:100%;
  z-index: 100;
  margin:0 auto;
}
#introduction .introduction_story div{
  text-align: center;
  padding-left:0px;
}
.background-area {
  position: absolute;
  bottom: -70px;
  left: 0;
  right: 0;
  height: 130px; /* 背景領域の高さ */
  background-color: rgb(240, 248, 255); /* 背景色 */
  z-index:-1;
}
.background-area::before {
    content: '';
    position: absolute;
    top: -108px;
    height:108px;
    width:100%;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgb(240, 248, 255);
    /*斜めにする場合
    top: -108px;
    height:110px;
    clip-path: polygon(100% 0, 0 100%, 100% 100%);*/
    z-index: -1;
}

/****/
@media print, screen and (max-width: 768px) {
  #introduction{
    padding:0;
    margin:0 auto;
    position: relative;
    height:auto;
  }
#introduction .mainimg_item01 img{
  display: none;
}
#introduction .introduction_story{
  position: relative;
  top:30px;
  width:100%;
  z-index: 100;
  margin:0 auto 50px;
}
#introduction .introduction_story div{
  text-align: center;
  padding-left:0px;
}
}
/****/
.bg_aqua {
  background-color: rgb(240, 248, 255);
}
#phone_solution ul.miss_case li {
    padding: 0px;
    background: none;
    min-height: 300px;
}
#phone_solution ul.miss_case li figure img {
    width:100%;
    max-width:320px;
    margin:0 auto;
}
h3.title01 {
    color:#000;
}
.sectTit {
  position: relative;
  text-align: center;
  font-weight: bold;
  line-height: 1.3;
  font-size: 2.5rem;
  margin:0 0 50px 0;
  color:#000;
  line-height: 150%;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}
.sectTit::before,.sectTit::after {
  width: 4px;
  height: 56px;
  content: "";
  background-color: #000;
}

.sectTit::before {
  margin-right: 1.5em;
  transform: rotate(-30deg);
}

.sectTit::after {
  margin-left: 1.5em;
  transform: rotate(30deg);
}
#introduction .introduction_story .sectTit {
  position: relative;
  text-align: center;
  font-weight: bold;
  line-height: 1.3;
  font-size: 2.5rem;
  margin:20px 0 0 0;
  color:#000;
  line-height: 150%;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}
#introduction .introduction_story .sectTit::before, #introduction .introduction_story .sectTit::after {
  width: 4px;
  height: 38px;
  content: "";
  background-color: #000;
}

#introduction .introduction_story .sectTit::before {
  margin-right: 0.5em;
  transform: rotate(-30deg);
}

#introduction .introduction_story .sectTit::after {
  margin-left: 0.5em;
  transform: rotate(30deg);
}