mail/src/sass/blocks/layout/_action-bar.scss

.action-bar {
    @include scut-clearfix;
    padding: 24px 20px 0 0; // magic number to vcenter buttons

    &__primary {
        float: left;
    }
    &__secondary {
        float: left;
        margin-left: 20px;
    }
    &__search {
        float: right;
        margin-left: 20px;
        width: 20em;
    }
    .btn {
        margin-right: 0.2em;
    }
}