.sideLeft{
    width: 70%;
}
.sideRight{
    width: 28%;
}
.sed_tit{
    font-size: 22px;
    padding-left: 18px;
    border-left: 5px #0f5ebd solid;
    line-height: 26px;
    margin-top: 27px;
    margin-bottom: 20px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.sed_tit a{color: #0f5dbd;text-decoration: none}
.mat{margin-top: 40px}
.bor_none{border-bottom: none;}

.bor_bot{border-bottom: 1px #ccc solid}
.tp_img{
    text-align: center;
}
.tp_img img{
    max-width: 100%;
}
.small_box{
    display: none;
}
.ite_ff{
    width: 32%;
    margin-right: 2%;
    float: left;
}
.ite_ff:nth-child(3){margin-right: 0}


@media only screen and (max-width:1040px) {
    .sideLeft{
        width: auto;
        float: none;
    }
    .sideRight{
        display: none;
    }
    .small_box{display: block}
    .mat{    margin-top: 27px;}


}
@media only screen and (max-width:540px) {
    .ite_ff{
        width: auto;
        margin-right: 0;
        float: none;
    }
    .sed_tit{
        font-size: 20px;
        line-height: 24px;
    }
}