@media screen and (max-width: 575px){
    section{
        margin:0;
        padding:0;
    }
    .content{
        max-width: 100%;
        margin: auto;
        padding: 0 15px;
    }
    .content .description {
        font-size: 18px;
    }
    .firstScreen {
        background-image: none;
    }
    .main-title{
        font-size: 40px;
        margin-top: 30px;
        color: #124260;
        margin-bottom: 30px;
        text-align: center;
    }
    .sub-title{
        font-size: 20px;
        color: #124260;
        font-weight: bold;
        margin-bottom: 20px;
    }
    .experience{
        font-size: 18px;
    }
    .experience li{
        list-style: none;
        position: relative;
        padding-left: 25px;
        margin-bottom: 10px;
    }
    .experience li::before{
        content: "•";
        font-size: 32px;
        color: #124260;
        position: absolute;
        left: 0;
        top: 0;
    }
    .counter .content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    .counter .content > div {
        width: 100%;
        margin-bottom: 25px;
    }

    .count-first {color: #264276;}
    .count-first,
    .count-second,
    .count-third {
        font-size: 71px;
        height: auto;
    }

p.count-third {
    color: #BABABA;
}

p.count-second {
    color: #FC6300;
}
    .count-description {
        font-size: 28px;
        margin: 10px 0 0 0;
    }
    .lowcase {
        font-size: 16px;
    }
    .about-company .content{
        flex-direction: column;
    }
    .image-part {
        max-width: 100%;
        margin-bottom: 20px;
    }
    .image-part img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    .about-company .text-part {
        margin-left: 0;
        font-size: 26px;
    }
    .text-part p{
        margin-top: 20px;
        font-size: 18px;
    }
    .about-technology, .about-company{
        margin-top: 30px;
    }
    .about-technology .content{
        flex-direction: column-reverse;
    }
    .about-technology .text-part {
        margin-right: 0;
        margin-bottom: 20px;
        font-size: 26px;
    }
    .how-update .title{
        font-size: 26px;
        margin-bottom: 15px;
    }
    .how-update .description{
        font-size: 18px;
    }
    .military-school .title{
        font-size: 26px;
        margin-bottom: 15px;
    }
    .military-school .description{
        flex-direction: column;
        font-size: 18px;
    }
    .military-school .description p{
        margin: 10px 0;
        width: 100%;
    }
    .section-list .title{
        font-size: 26px;
        margin-bottom: 15px;
    }
    .section-list .list{
        background-color: #1176FF21;
        font-size: 18px;
        padding: 15px 22px;
        list-style-position: inside;
        border-radius: 15px;
    }
    ol li {
        margin-bottom: 10px;
    }
    ol li::marker {
        color: #124260;
        font-weight: 900;
    }
}

@media (min-width:576px) and (max-width:767px),(min-width:768px) and (max-width:991px){
    section{
        margin:0;
        padding:0;
    }
    .content{
        max-width: 100%;
        margin: auto;
        padding: 0 20px;
    }
    .content .description {
        font-size: 20px;
    }
    .firstScreen {
        background-image: url(/img/aboutAuthor/autor.webp);
        background-position: calc(30% + 115px) center;
        background-repeat: no-repeat;
        background-size: contain;
    }
    .main-title{
        font-size: 52px;
        margin-top: 60px;
        color: #124260;
        margin-bottom: 50px;
    }
    .sub-title{
        font-size: 22px;
        color: #124260;
        font-weight: bold;
        margin-bottom: 25px;
    }
    .experience{
        font-size: 20px;
    }
    .experience li::marker {
        font-size: 28px;
        color: #124260;
    }
    .counter .content {
        max-width: 100%;
        display: flex;
        justify-content: space-around;
        align-items: flex-end;
    }
    .counter .content > div {
        width: 33%;
        text-align: center;
    }
    .count-first,
    .count-second,
    .count-third {
        font-size: 72px;
        height: auto;
    }
    .count-description {
        font-size: 18px;
        margin: 12px 0 0 0;
    }
    .lowcase {
        font-size: 18px;
    }
    .about-company .content{
        display: flex;
        flex-direction: column;
    }
    .image-part {
        max-width: 100%;
        margin-bottom: 30px;
    }
    .image-part img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    .about-company .text-part {
        margin-left: 0;
    }
    .text-part p{
        margin-top: 40px;
        font-size: 20px;
    }
    .about-technology, .about-company{
        margin-top: 40px;
    }
    .about-technology .content{
        display: flex;
        flex-direction: column-reverse;
    }
    .about-technology .text-part {
        margin-right: 0;
        margin-bottom: 30px;
    }
    .how-update .title{
        font-size: 32px;
    }
    .how-update .description{
        font-size: 20px;
    }
    .military-school .title{
        font-size: 32px;
    }
    .military-school .description{
        display: flex;
        font-size: 20px;
        flex-direction: column;
    }
    .military-school .description p{
        margin: 15px 0;
        width: 100%;
    }
    .section-list .title{
        font-size: 32px;
    }
    .section-list .list{
        background-color: #1176FF21;
        font-size: 20px;
        padding: 20px 25px;
        list-style-position: inside;
        border-radius: 15px;
    }
    ol li {
        margin-bottom: 10px;
    }
    ol li::marker {
        color: #124260;
        font-weight: 900;
    }
}

@media screen and (min-width:992px){
    section{
        margin:0;
        padding:0;
    }
    .content{
        max-width: 1140px;
        margin: auto;
    }
    .firstScreen {
        background-image: url(/img/aboutAuthor/autor.webp);
        background-position: calc(50% + 115px) center;
        background-repeat: no-repeat;
        background-size: contain;
    }
    .main-title{
        font-size: 76px;
        margin-top: 110px;
        color: #124260;
        margin-bottom: 70px;
    }
    .sub-title{
        font-size: 26px;
        color: #124260;
        font-weight: bold;
        margin-bottom: 30px;
    }
    .experience{
        font-size: 24px;
    }
    .experience li::marker {
        font-size: 34px;
        color: #124260;
    }
    .counter .content {
        max-width: 1140px;
        margin: 0 auto;
        display: flex;
        justify-content: space-around;
        align-items: flex-end;
    }
    .counter .content > div {
        width: 33%;
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .count-first,
    .count-second,
    .count-third {
        font-size: 92px;
        font-weight: bold;
        line-height: 1;
        margin: 0;
        padding: 0;
        height: 92px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .count-first { color: #124260; }
    .count-second { color: #FF6600; }
    .count-third { color: #808080; }
    .count-description {
        font-size: 22px;
        color: #000000;
        margin: 15px 0 0 0;
        font-weight: bold;
    }
    .lowcase {
        font-size: 22px;
        color: #000000;
        text-transform: lowercase;
        display: block;
        line-height: 1;
    }
    .about-company .content{
        display: flex;
    }
    .image-part {
        max-width: 515px;
        width: 100%;
    }
    .image-part img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    .about-company .text-part {
        flex: 1;
        min-width: 0;
        margin-left: 50px;
    }
    .text-part h2{
        color: #124260;
    }
    .text-part p{
        margin-top: 70px;
        font-size: 22px;
    }
    .about-technology, .about-company{
        margin-top: 50px;
    }
    .about-technology .text-part {
        flex: 1;
        min-width: 0;
        margin-right: 50px;
    }
    .about-technology .content{
        display: flex;
    }
    .how-update .title{
        font-size: 42px;
        color: #124260;
    }
    .how-update .description{
        font-size: 22px;
    }
    .military-school .title{
        font-size: 42px;
        color: #124260;
    }
    .military-school .description{
        display: flex;
        font-size: 22px;
        justify-content: space-between;
    }
    .military-school .description p{
        margin: 0 10px;
        width: 49%;
    }
    .section-list .title{
        font-size: 42px;
    }
    .section-list .list{
        background-color: #1176FF21;
        font-size: 22px;
        padding: 20px 30px;
        list-style-position: inside;
        border-radius: 15px;
    }
    .section-list .list li::marker {
        font-weight: bold;
        color: #124260;
    }
    ol li {
        margin-bottom: 10px;
    }
    ol li::marker {
        color: #124260;
        font-weight: 900;
    }
}