.vlayout {
    display:flex;
    flex-flow:column nowrap;
}

.vlayout-center {
    display:flex;
    flex-flow:column nowrap;
    align-items:center;
}

.hlayout {
    display:flex;
    flex-flow:row nowrap;
}

.hlayout-center {
    display:flex;
    flex-flow:row nowrap;
    align-items:center;
}

.hlayoutwrap {
    display:flex;
    flex-flow:row wrap;
}


.hspacer {
    width:100%;
}

.vcenter {
    display: flex;
    align-items: center;
    justify-content: center;
}

.spacer {
    flex: auto;
}