*,
::after,
::before {
    box-sizing: border-box;
}
#school_bag{
    max-width: 900px;
    margin: 0 auto;
}
#school_bag img {
    width: 100%;
}

#school_bag .pc {
    display: block;
}
#school_bag .sp {
    display: none;
}
.h1 .block-category-list--header{
    display: none;
}

/* body */
.sec1 {
    max-width: 900px;

    margin: auto;
}
.sec1_wapper {
    padding: 20px 3%;
    background-image: url("/img/usr/category/c42014/pc_sec01_bg.png");
    background-size: cover;
    max-width: 900px;
    position: relative;
    z-index: 1;
    margin-bottom: -52px;
}
.txt {
    background-color: rgb(255, 255, 255,0.8);
    border-radius: 15px;
    padding: 15px 28px;
}
.txt p {
    font-size: 14px;
    font-family: "M PLUS Rounded 1c";
    font-weight: bold;
    color: #5c3924;
    margin: 0;
    line-height: 1.5;
}
/* .btn {
    text-align: center;
    margin-top: 20px;
} */
 
.btn img {
    width: 50%;
}
.btn img {
    transition: transform 0.1s ease-in-out, box-shadow 0.1s ease-in-out;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.0);
    transition: transform 0.3s;
  }
  
  .btn img:hover {
    transform: translateY(2px);
    box-shadow: 0 2px 3px rgba(0, 0, 0, 0.0);
  }


@media screen and (max-width: 768px) {
    #school_bag .pc {
        display: none;
    }

    #school_bag .sp {
        display: block;
    }
    .sec1_wapper {
        padding: 7% 5%;
        background-image: url(/img/usr/category/c42014/s_sec01_bg.png);
        position: relative;
        z-index: 1;
        margin-bottom: -50%;
    }
    .txt {
        border-radius: 15px;
        min-width: 80%;
        padding: 5%;
    }
    .txt p {
        font-size: 3.73vw;
        font-family: "M PLUS Rounded 1c";
        font-weight: bold;
        color: #5c3924;
        margin: 0;
    }
    .btn img {
        width: 90%;
}
}
/* 
#school_bag .mv{
    margin-top: 30px;
} */