.fix{
    position: fixed;
}

.static{
    position: static;
}

.relative{
    position: relative;
}

.center-inner,
.region-right-content{
    position: relative;
    width: 100%;
    float: left;
}

.region-right,
.center-inner-content{
    transition: e-all 0.1s;
}