.blank-box:not(.bb-tab):not(.iconlist-box):not(.sticky),
.is-style-blank-box-red,
.is-style-blank-box-navy,
.is-style-blank-box-blue,
.is-style-blank-box-yellow,
.is-style-blank-box-green,
.is-style-blank-box-pink,
.is-style-blank-box-orange {
    margin-right: auto;
    margin-left: auto;
}
.blank-box {
    margin-left: auto;
    margin-right: auto;
}