.bus_item_box {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    height: auto;
    background-color: #3271AE;
}

.bib_blocks {
    position: relative;
    width: 80%;
    height: auto;
    margin: 50px 0 0 10%;
}

.bib_block {
    width: 100%;
    height: auto;
    transition: all 0.5s ease 0s;
    -webkit-transition: all 0.5s ease 0s;
    -moz-transition: all 0.5s ease 0s;
    -o-transition: all 0.5s ease 0s;
}

.bbb_back {
    width: 50%;
    height: auto;
}

.bbb_img {
    position: absolute;
    top: 2%;
    left: 1%;
    width: 48%;
    height: auto;
    border-radius: 10px;
}

.bb_detail {
    width: 50%;
    height: auto;
}

.item_current {
    width: calc(100% - 20px);
    height: auto;
    margin: 1% 0 0 0;
    border-radius: 10px;
    background-color: #eeeeee;
}

.bb_detail:hover .item_current {
    background-color: #19a5e0;
}

.bb_detail:hover .bt_arrow {
    border-color: #19a5e0 transparent transparent;
}

.bb_detail:hover .item_current > * {
    color: #ffffff;
}

.bb_detail:hover .item_property > * {
    color: #ffffff;
}

.item_current > span {
    display: block;
    width: 50%;
    margin: 15px 0 0 30px;
    font-size: 18px;
}

.item_property {
    width: 100%;
    height: auto;
    margin: 15px 0 0 0;
    border-top: solid 1px #cccccc;
}

.item_property:after {
    content: "";
    width: 100%;
    height: 30px;
}

.item_property > * {
    float: left;
}

.item_property span, .item_property p {
    display: inline-block;
    width: calc(90% - 40px);
    height: auto;
    margin: 15px 0 0 30px;
    line-height: 30px;
}

.item_property img {
    margin: 15px 0 0 10%;
}

.bottom_blank {
    width: 100%;
    height: 50px;
    background-color: #3271AE;
}

.intro_img {
    position: absolute;
    top: 2%;
    left: 1%;
    width: 48%;
    height: auto;
    border-radius: 10px;
    overflow: hidden;
}

.swp2 {
    width: 100%;
    height: auto;
}

.img {
    width: 100%;
    height: auto;
}

.img img {
    display: block;
    width: 100%;
    height: auto;
}

.bt_arrow {
    width: 15px;
    margin: 28px 0 0 0;
    border-width: 10px 9px 10px;
    border-style: solid;
    border-color: #eeeeee transparent transparent;
    transform: rotate(90deg);
}