@charset "UTF-8";

.contents_box01 .wrapper_item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
}
.contents_box01 .wrapper_item {
    position: relative;
    padding-left: 60px;
}

.contents_box01 .wrapper_item::before,
.contents_box01 .wrapper_item::after {
    content: "";
    position: absolute;
}

.contents_box01 .wrapper_item::before {
    width: 2px;
    height: calc(100% + 20px);
    background: #333;
    top: -17px;
    left: 21px;
}

.contents_box01 .wrapper_item::after {
    width: 0;
    height: 0;
    border: 8px solid transparent;
    border-top: 14px solid #333;
    left: 14px;
    bottom: -20px;
}
section.contents_box01:last-child .wrapper_item::after {
    content: none;
}

#none + section + section {
    display: none;
}

footer {
    margin-top: 50px;
}

@media screen and (max-width: 700px) {
.contents_box01 .wrapper_item::before {
    top: 0;
}

.contents_box01 .wrapper_item::after {
    bottom: -30px;
}
}