@charset "UTF-8";
/* CSS Document */
:root {
    --theme-color: #2e477c;
}


.inner {
    display: block;
    margin: 0 auto;
    max-width: 980px;
    width: 95%;
}

header {
    background-image: url("../img/top-back.jpg");
    background-size: cover;
    background-position: center;
    position: relative;
    margin-bottom: 30px;
}
header .inner {
    max-width: 1280px;
}

#otsu-logo {
    text-align: right;
}
#otsu-logo img{
    width: 300px;
    max-width: 70%;
    margin:20px 0 40px 0;
    
}

header .monkey {
    width: 40%;
    display: block;
    min-width: 200px;
}
header h1 {
    color: #E14D00;
    text-align: center;
   font-size: clamp(20px, 3.27vw, 32px);
    margin-bottom: 20px;
}
header h1 img {
    width: 100%;
    display: block;
    margin: 0;
}
main section　{
    margin: 100px 0;
    padding: 40px 0;
    display: block;
}
main section:nth-last-of-type(2n+1) {
    background-image: url("../img/back-image.jpg");
    background-position: center center;
    padding: 40px 200%;
    margin: 50px -200%;
}
main h2 {
    text-align: center;
    margin: 0 0 10px;
    font-size: clamp(28px, 4.9vw, 48px);
    color: var(--theme-color);
}
main h2 img {
    display: inline-block;
    vertical-align: middle;
}
p.p-lead {
    font-size: clamp(18px, 2.76vw, 27px);
    text-align: center;
    color: var(--theme-color);
    font-weight: bold;
    margin-bottom: 40px;
}

.mitsumori-image img {
    display: block;
    margin:0 auto 30px;
}
.chat {
      border: 3px #bbb solid;
    padding: 10px;
    border-radius: 20px;
    margin: 0 auto;
    max-width: 800px;
    box-shadow: -3px -3px -3px #ccc;
}
.talk {
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 10px auto;
    max-width: 700px;
    font-size: 1.3rem;
  
}
.img-c,.img-o {
    width: 150px;
    max-width: 20%;
}
.talk-c,.talk-o,.talk-b {
    background-color: #ccc;
    border-radius: 20px;
    padding: 20px;
    width: 80%;
    
}
.img-c {
    margin-right: 2.5%;
}
.img-o {
    order: 2;
    margin-left: 2.5%;
}
.talk-c {
position: relative;
  display: inline-block;
  margin: 1.5em 0 1.5em 15px;
   color: #555;
  background: #e0edff;
}
.talk-c:before {
    content: "";
      position: absolute;
      top: 50%;
      left: -30px;
      margin-top: -15px;
      border: 15px solid transparent;
      border-right: 15px solid #e0edff;
    }

.talk-o {
    position: relative;
      display: inline-block;
      margin: 1.5em 15px 1.5em 0; 
      color: #fff;
      background: #2A5B96;
}
.talk-o:before {
    content: "";
      position: absolute;
      top: 50%;
      left: 100%;
      margin-top: -15px;
      border: 15px solid transparent;
      border-left: 15px solid #2A5B96;
}

.talk-b {
    position: relative;
  display: inline-block;
  margin: 1.5em 0 1.5em 15px;
   color:var(--theme-color);
  background: #eee;
    font-weight: bold;
}
.talk-b:before {
    content: "";
      position: absolute;
      top: 50%;
      left: -30px;
      margin-top: -15px;
      border: 15px solid transparent;
      border-right: 15px solid #eee;
    }
.talk-c p,.talk-o p, .talk-b p {
    margin: 0;
      padding: 0;
}
.mitsumorisyo img {
    display: block;
    margin: 0 auto;
    border: 1px solid #555;
}
#campaign .flex {
    align-items: center;
}
.campaign {
    background-color: #FFF6D1;
    position: relative;
    margin: 40px auto 40px;;
    padding: 20px;
    border-radius: 20px;
   
}
.campaign h3 {
    width: 80%;
    margin: -50px auto 10px
}
.campaign h4 {
    color: var(--theme-color);
    text-align: center;
    font-size: clamp(22px, 5vw, 32px);
    margin-bottom: 10px;
}
.campaign p.cp {
    text-align: center;
    font-size: clamp(19px, 5vw, 25px);
    color: var(--theme-color);
    margin-bottom: 20px;
     font-weight: bold;
    
}
.campaign .coment {
    margin: 0 auto;
    text-align: center;
}
.campaign .coment p {
    text-align: left;
    display: inline-block;
    font-size: 1.1rem;
}
h3.h3_a {
    color: var(--theme-color);
    font-size: clamp(20px, 2.76vw, 32px);
    margin: 50px 0 20px;
    text-align: center;
}
.otunagi-page img {
    border:3px  solid var(--theme-color);
    border-radius: 20px;
    display: block;
    margin: 20px auto;
    width: 90%;
}
a.btn {
    text-align: center;
    width: 80%;
    max-width: 600px;
    font-weight: bold;
    background-color:var(--theme-color);
    border-radius: 20px;
    font-size: 1.5rem;
    padding: 20px;
    display: block;
    color: #fff;
    text-decoration: none;
    margin: 0 auto 30px;
}
a.btn:hover {background-color: rgba(45,100,161,1.00)}

@media screen and (max-width:600px){
   
    .talk {
        font-size: 1rem;
    }
    .campaign h3 {
        width: 90%;
        margin: -40px auto 10px
    }
    main h2 img { display: none; }
    h3.h3_a {
        margin: 10px 0;
    }
    
    
}