.flex-container {
    display: flex;
}

.center {
    justify-content: center;
    align-items: center;
}

.column {
    flex-direction: column;
}

.row {
    flex-direction: row;
}

.nowrap {
    flex-wrap: nowrap;
}

.yeswrap {
    flex-wrap: wrap;
}

.schmaler {
    width: 2rem;
}

.hidebutton {
    opacity: 0;    
}

.vorne {
	justify-content: flex-start;
}

.mittig {
	justify-content: center;
}