.openSelect {
    @lineHeight: 13px;

    line-height: @lineHeight;

    .toggle-wrapper {
        width: 1em;
        :link {
            text-decoration: none;
            outline: none;
        }
    }

    .input-wrapper {
        margin: 0;
        border: 0;
        padding: 0 0 0 1em;
        width: calc(~"100% - 1em");
        margin-top: -@lineHeight;
    }

    .dropdown-menu {
        overflow: auto;
    }
}