.l-content #tab_content_detail li.swithcontent {
    display: none;
    z-index: 0;
    position: absolute;
    top: 0px;
    width: 100%;
    transition: 0.25s ease;
}
.l-content #tab_content_detail li.swithcontent:first-child {
    display: block;
    z-index: 2;
}
.l-content .tabcontent {
    background: #ffffff;
}
.l-content #tab_content_nav {
    list-style: none;
    padding: 0px;
    color: #333333;
    position: relative;
    z-index: 2;
}

.l-content #tab_content_nav li {
    margin-bottom: 0px;
    cursor: pointer;
    display: inline-block;
    font-size: 14px;
    position: relative;
    color: #004bb1;
}
.l-content #tab_content_cover {
    margin: 0px;
    padding: 0px;
    overflow-x: hidden;
}
.l-content #tab_content_detail {
    list-style: none;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.l-content li.selected > .m-thumbnail > .new_product,
.l-content .new_product:hover {
    background-color:#ffd000;
    color: #3b2314;
}

.l-content li.selected > .m-thumbnail > .new_catalog,
.l-content .new_catalog:hover{
    background-color: #dc1a5c;
    color: #ffffff;
}

.l-content li.selected > .m-thumbnail > .new_software,
.l-content .new_software:hover{
    background-color: #d1ecf2;
    color: #363636;
}