.vuc-button {
    &.button-menu {
        padding-right: 32px;
        position: relative;
        .ivu-icon {
            &-suffix {
                position: absolute;
                font-size: 16px;
                right: 8px;
                top: 7px;
                -webkit-transition: -webkit-transform .3s linear;
                transition: transform .3s linear;
            }
            &-expanded {
                -webkit-transform: rotate(180deg);
                transform: rotate(180deg);
            }
        }
    }
}