.features_box a:hover {
    opacity: 0.7;
}
.features_box .img01 {
    margin-bottom: 80px;
}
.features_box .bg {
    background-repeat: repeat-y;
    background-position: left top;
    background-size: 100%;
    background-image: url('../img/bg.jpg');
    margin-top: 63px;
}
.features_box .bg .img04 {
    margin-bottom: 40px;
}
.features_box .bg .flex_box {
    width: 1040px;
    margin-left: auto;
    margin-right: auto;
    gap: 40px;
    justify-content: left;
    align-items: flex-start;
}
.features_box .bg .flex_box + .flex_box {
    margin-top: 0px;
    margin-bottom: 0;
}
.features_box .bg .flex_box div {
    position: relative;
    width: 500px;
}
.features_box .bg .flex_box div > img {
    width: 100%;
}
.features_box .bg .flex_box div img {
    margin-bottom: 0;
}
.features_box .bg .flex_box .link_box {
    width: 83%;
    gap: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    left: 8.5%;
    bottom: 7%;
}
.features_box .bg .flex_box .link_box a img {
    width: 220px;
}
.features_box .bg .flex_box.tappuri .link_box a img {
    width: 416px;
}
.features_box .bg .img11 {
    margin-top: 60px;
    margin-bottom: 116px;
}
.features_box .bg .img12 {
    margin-bottom: 57px;
}
.features_box .bg .img15,
.features_box .bg .img17 {
    margin-top: 80px;
    margin-bottom: 29px;
}
.features_box .bg .link_teiban10 {
    width: 1040px;
    margin-left: auto;
    margin-right: auto;
    display: block;
}