.flex-inline {
    display: inline-flex;
}
.flex {
    display: flex;
}
.flex-wrap {
    flex-wrap: wrap;
}
.flex-x-sb {
    justify-content: space-between;
}
.flex-x-sa {
    justify-content: space-around;
}
.flex-x-s {
    justify-content: flex-start;
}
.flex-x-e {
    justify-content: flex-end;
}
.flex-x-c {
    justify-content: center;
}
.flex-c-c {
    align-items: center;
    justify-content: center;
}
.flex-y-s {
    align-items: flex-start;
}
.flex-y-c {
    align-items: center;
}
.flex-y-e {
    align-items: flex-end;
}
.flex-d-c {
    flex-direction: column;
}
.flex-d-c-r {
    flex-direction: column-reverse;
}
.flex-fix {
    flex: 0 0 auto;
}
.flex-auto {
    flex: 1 1 auto;
}