@charset "UTF-8";

*, ::before, ::after {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

html {
    font-size: 100%;
    scroll-behavior: smooth;
}

body {
    font-size: 16px;
    color: #000;
    line-height: 30px;
    background-color: #fff;
}

ul {
    list-style: none;
    gap: 10px;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
}

.logo {
    width: 10%;
}

.icon {
    width: 10%;
}

.header {
    align-items: center;
    background-color: #fff;
    box-sizing: border-box;
    display: flex;
    white-space: nowrap;
    justify-content: space-between;
    padding: 10px 10px;
    height: 100px;
    width: 100%;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
}

.title {
    display: flex;
}

h1 {
    font-size: 1.3rem;
}

h2 {
    padding-bottom: 30px;
    font-size: 2rem;
}

h3 {
    font-size: 5rem;
}

.moji {
    padding-top: 3%;
}

strong {
    font-size: 1.2rem;
    padding-bottom: 10px;
}

section {
    padding-top: 150px;
    padding-left: 5%;
    padding-right: 5%;
}

summary {
    font-weight: bold;
    cursor: pointer;
}

/*drawer*/
.list {
    box-sizing: border-box;
    display: flex;
}

.link {
    color: #000;
    display: block;
}
.menu {
    position: fixed;
    z-index: 100;
}

.input {
    display: none;
}
/*drawer*/

/*top*/
#top {
    padding: 0;
    padding-left: 0;
    padding-right: 0;
}

.relative {
    position: relative;
    width: 100%;
    height: auto;
}

.sb1 {
    position: absolute;
    top: 0;
    left: 0;
}
.sub2 , .sub3 {
    opacity: 0;
}

.sb2 {
    position: absolute;
    top: 0;
    left: 0;
}
.sb3 {
    position: absolute;
    top: 0;
    left: 0;
}
.sb2 {
    animation: slide-skew 2s cubic-bezier(0.75, 1.5, 1, 1.5) forwards;
    animation-name: slide-skew;
    animation-duration: 1s;
    animation-fill-mode: forwards;
  }
  @keyframes slide-skew {
    0% {
      transform: translate(180px,30px);
      opacity: 0;
    }
    100% {
      transform: translate(0,0);
    }
    20%,100% {
      opacity: 1;
    }
  }

.sb3 {
    animation: slidein-left 2s forwards;
  }

  @keyframes slidein-left {
    0% {
        transform: translateX(-50px);
    }
    100% {
        transform: translateX(0);
    }
  }
/*top*/


/*main*/
body {
    font-size: 16px;
    color: #000;
    line-height: 30px;
    background-color: #fff;
}

main {
    padding-top: 100px;
}

#top {
    padding-bottom: 60%;
}

.iconset {
    text-align: center;
    padding-top: 5%;
}

#act dl {
    display: flex;
    flex-wrap: wrap;
    width: 80%;
    border: 5px solid #2f5d50;
    border-radius: 10px;
    margin-left: 10%;
    margin-right: 10%;
    padding-top: 5%;
    padding-left: 5%;
    padding-right: 5%;
}
#act dt {
    font-weight: bold;
    width: 30%;
    padding-bottom: 20px;
}
#act dd {
    width: 70%;
    margin-bottom: 5%;
}

#act details summary::-webkit-details-marker {
    display: none;
}

#act summary {
    white-space: nowrap;
}

.container {
    display: grid;
    grid-template-columns: 500px 500px;
    justify-content: space-around;
}

.item {
    margin: 10px;
    padding: 10px;
    text-align: center;
    background-image: linear-gradient(#f9dcd1,#ffffff);
    border-radius: 10px;

}
.kao {
    margin-left: 50px;
    margin-right: 5%;
    width: 30%;
    float: right;
}
#con {
    background-image: linear-gradient(#ffffff,#f9dcd1);
    margin-bottom: 0;
    text-align: center;
}
.field {
    background: rgba(255,255,255,.6);
    padding: 1rem;
    width: 50%;
    margin-bottom: 1.5rem;
}
.btn {
    color: gray;
    width: 30%;
    padding: 1rem;
    margin-top: 1rem;
}

footer {
    padding-top: 20px;
    padding-bottom: 20px;
    background-color: #f9dcd1;
    color: #fff;
    text-align: center;
}
/*main*/



@media screen and (max-width: 800px) {
    /*drawer*/
    .mlist {
        background-color: #f9dcd1;
        align-items: center;
        display: flex;
        flex-direction: column;
        left: 0;
        padding: 2rem;
        position: absolute;
        transform: translateX(100%);
        transition: 0.3s;
        top: 100%;
        width: 100%;
    }    

    #drawer:checked ~ .mlist {
        transform: translateX(0%);
        transition: 0.3s;
    }

    .button {
        align-items: center;
        appearance: none;
        background-color: transparent;
        border: none;
        cursor: pointer;
        display: flex;
        flex-direction: column;
        gap: 5px;
        height: 32px;
        justify-content: center;
        width: 32px;
    }

    .mark {
        background-color: gray;
        display: block;
        height: 3px;
        transition: 0.3s;
        width: 25px;
    }

    #drawer:checked
        ~ .button
        .mark:nth-of-type(1) {
            transform: translate(2px, 1px) rotate(45deg);
            transform-origin: 0%;
        }

    #drawer:checked
        ~ .button
        .mark:nth-of-type(2) {
            opacity: 0;
        }

    #drawer:checked
        ~ .button
        .mark:nth-of-type(3) {
            transform: translate(2px, 3px) rotate(-45deg);
            transform-origin: 0%;
        }
/*drawer*/

    .container {
        display: flex;
        flex-direction: column;
    }

    .item {
        margin-top: 50px;
    }

    h3{
        font-size: 3rem;
    }

    .kao {
        width: 70%;
        float: none;
    }

    .copyright {
        margin-top: 50px;
    }
}