.fib, .fi {
    background-size: contain;
    background-position: 50%;
    background-repeat: no-repeat
}

.fi {
    position: relative;
    display: inline-block;
    width: 1.333333em;
    line-height: 1em
}

    .fi:before {
        content: " "
    }

    .fi.fis {
        width: 1em
    }

.fi-xx {
    background-image: url(../flags/4x3/xx.svg)
}

    .fi-xx.fis {
        background-image: url(../flags/1x1/xx.svg)
    }

.fi-en-us {
    background-image: url(../icons/us.svg)
}

.fi-ru-ru {
    background-image: url(../icons/ru.svg)
}

.fi-az-latn {
    background-image: url(../icons/az.svg)
}