body {
        font-family: "Noto Sans", sans-serif;
        font-optical-sizing: auto;
        font-weight: 300;
        font-style: normal;
        font-variation-settings: "wdth" 100;
        font-size:14px;
    }

    #birds{
        width: 100vw;
        height: 100vh;
        position: fixed;
        top: 0;
        left: 0;
        z-index:-1;
    }
    .main-visual{
        width: 100vw;
        height: 100vh;
        align-items: center;
        justify-content: center;
        display: flex;
    }
    .logo{
        height: 80px;
        opacity: 0;
        animation: fadeIn 2s .5s forwards ease-in;
    }
    .logo-jpn{
        opacity: 0;
        animation: fadeIn 2s 1s forwards;
    }
    .charactor-logo{
        max-width: 200px;
        margin:auto;
        width: 80%;
    }
    @keyframes fadeIn {
        0%{
            opacity:0; 
        }
        100%{
            opacity:1; 
        }
        
    }
    .main-box{
        max-width: 1000px;
        border-radius: 20px;
        background-color: rgba(255,255,255,0.92);
        padding: 80px;
        line-height: 2;
        /* box-shadow: 0 0 1px 1px #eee; */
    }

    h2{
        text-align: center;
        display: block;
        font-size:1.4rem;
        margin:auto;
    }

    h3{
        font-family: "Noto Serif", serif;
        font-size: 1.4rem;
    }
    p{
        text-align: justify;
        margin: 15px 0;
    }
    .heading-6 {
        display: inline-block;
        position: relative;
        padding: 0 4.5em;
        color: #333333;
    }

    .heading-6::before,
    .heading-6::after {
        content: '';
        display: inline-block;
        position: absolute;
        top: 50%;
        width: 45px;
        height: 2px;
        background-color: #949494;
    }

    .heading-6::before {
        left: 0;
    }

    .heading-6::after {
        right: 0;
    }    

    h3.concept{
        /* animation: colorChange 8s infinite linear; */
        color:#555;
        font-weight: 600;
    }

    @keyframes colorChange {
      0%   { color: #d17474; }
      20%  { color: rgb(78, 78, 144); }
      40%  { color: rgb(188, 188, 14); }
      60%  { color: rgb(70, 157, 70); }
      80%  { color: rgb(119, 64, 119); }
      100% { color: #d17474; }
    }    


    table.table{
        width: 80%;
        max-width: 700px;
        margin:auto;
    }

    table.table td{
        padding: 10px 20px;
        border-bottom: 1px solid #b5b5b5;
    }

    input,textarea{
        background-color: #fff;
        padding: 5px;
        border-radius: 10px;
        border:1px solid #ddd;
    }

    .contact-btn{
        margin-top: 20px;
        border-radius: 15px;
        background-color: #423e36;
        padding: 10px 20px;
        color:#333;
        font-weight: bold;
        color:white;
    }    



.heading-36 {
    position: relative;
    padding: .7em 2.3em;
    color: #333333;
    display: inline-block;
}

.heading-36::before,
.heading-36::after {
    display: inline-block;
    position: absolute;
    width: 1em;
    height: 1em;
    content: '';
}

.heading-36::before {
    top: 0;
    left: 0;
    border-top: 1px solid #a3a6a8;
    border-left: 1px solid #a3a6a8;
}

.heading-36::after {
    bottom: 0;
    right: 0;
    border-bottom: 1px solid #a3a6a8;
    border-right: 1px solid #a3a6a8;
}

.required{
    background-color: #a00;
    color:white;
    padding: 2px 5px;
    font-size: 0.7rem;
    margin: 0 5px;
    border-radius: 5px;
}