.mant {
    display: block;
    text-align: center !important;
    align-items: center !important;
    justify-content: center !important;
    padding-right: 10vw;
}

.contruction {
    max-width: 30vw;
}

#mant-first-line {
    font-size: 1.75vw;
    padding: 0.5vw;
}

#mant-second-line {
    font-size: 1.25vw;
    padding: 0.5vw;
}

@media (max-width: 768px) {

    .mant {
        width: 100vw;
        padding: 0;
    }

    #mant-first-line {
        max-width: 75vw;
        font-size: 4vw;
        padding: 0.5vw;
    }

    #mant-second-line {
        max-width: 75vw;
        font-size: 3vw;
        padding: 0.5vw;
    }

    .contruction {
        max-width: 70vw;
    }

}