.mbu-list{
    overflow: hidden;
    padding-top: 20px;
}
.mbu-item{
    float: left;
    width: 180px;
    margin: 0 20px;
    text-align: center;
    height: 175px;
}
.mbu-list span{
    display: block;
}

.mbu-list span{
    height: 100px;
    display: block;
    line-height: 100px;
}
.mbu-list img{
    border:0;
    vertical-align: middle;
    max-width: 150px;
    max-height: 100px;
}