.sideber-menu {
    flex-shrink: 0;
}

.sideber-menu h2::before {
    content: unset;
}

.side-menu {
    width: 100%;
}

.side-block {
    margin-bottom: 52px;
}

.side-block:last-child {
    margin-bottom: 0px;
}

.side-heading {
    margin: 0 0 17px;
    padding: 8px 65px;
    background: #FDDCE0;
    color: #4B5D92;
    font-size: 14px;
    line-height: 2;
    font-weight: bold;
    text-align: center;
    border-radius: 999px;
    letter-spacing: 0.05em;
    font-family: 'Noto Sans JP', sans-serif;
}

.side-category-list {
    margin: 0;
    padding: 0 10px;
    list-style: none;
}

.side-category-list li {
    border-bottom: 1px dotted #4B5D92;
}

.side-category-list li a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0 8px 10px;
    color: #4B5D92;
    font-size: 14px;
    font-weight: 500;
    line-height: 2;
    text-decoration: none;
    letter-spacing: 0.05em;
    position: relative;
    transition: background 0.3s ease;
}

.side-category-list li a:hover {
    background-color: #FAF9E4;
}

.side-archive-select {
    position: relative;
    margin: 0 10px;
}

.side-archive-select select {
    width: 100%;
    padding: 7px 54px 7px 14px;
    border: 1px solid #4B5D92;
    background: #fff;
    color: #4B5D92;
    font-size: 14px;
    line-height: 2;
    letter-spacing: 0.05em;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
}

.side-archive-select::after {
    content: "";
    position: absolute;
    right: 22px;
    top: 50%;
    width: 8px;
    height: 8px;
    border-right: 1px solid #4B5D92;
    border-bottom: 1px solid #4B5D92;
    transform: translateY(-65%) rotate(45deg);
    pointer-events: none;
}



@media screen and (max-width: 767px) {
    .sideber-menu{
        order:2;
        width: 100%;
    }
    
    .side-block {
        margin-bottom: 52px;
    }
}