body {
    font-family: 'Roboto', sans-serif;
}

.additive-promo-section{
    max-width: 100%;
    background-color: #11161c;
}

.additive-promo-block{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: self-start;
    padding: 30px 0 50px 0;
    gap: 20px;
}

.additive-promo-text{
    color: aliceblue;
}

.additive-promo-text h1{
    font-size: 50px;
}

.additive-promo-btns{
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin: 10px 0 0;
}

.additive-benefits-section{
    max-width: 100%;
}

.additive-benefits-container{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 30px 0 50px 0;
    gap: 20px;
}

.additive-benefits-text{
    margin-bottom: 50px;
}

.additive-benefits-text h2{
    font-size: 35px;
}

.additive-benefits-blocks{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    flex-wrap: wrap;
}

.icon-big{
    margin-top: 15px;
    font-size: 50px;
}

.additive-benefits-blocks-items{
    display: flex;
    flex-direction: column;
    border-radius: 20px 20px 20px 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    width: 550px;
    padding: 15px;
    margin-bottom: 50px;
    align-items: center;
    text-align: center;
}

.additive-benefits-blocks-items h3{
    font-size: 40px;
    margin-top: 10px;
    margin-bottom: 5px;
}
.additive-benefits-blocks-items p{
    width: 400px;
}
.additive-under-benefits-section{
    max-width: 100%;
    background-color: #dbdbdb;
}

.additive-under-benefits-container{
    display: flex;
    gap: 0px;
    align-items: center;
    justify-content: space-between;
    padding: 25px 0 25px 0px;
    margin-bottom: 100px;
}

.additive-under-benefits-img img{
    display: block;
    border-radius: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    width: 550px;
    max-width: 100%;
    height: auto;
}

.additive-under-benefits-text{
    color:rgb(17, 17, 17);
    width: 600px;
}

.additive-under-benefits-text h2{
    font-size: 32px;
}

.additive-under-benefits-text p{
    text-align: justify;
}

.additive-application-areas-section{
    max-width: 100%;
}

.additive-application-areas-container{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
}

.additive-application-areas-container h2{
    font-size: 35px;
    margin-bottom: 10px;
}

.additive-application-areas-container p{
    text-align: justify;
}

.additive-application-areas-block{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
    margin-top: 10px;
}

.additive-application-areas-img img{
    display: block;
    width: 550px;
    max-width: 100%;
    height: auto;
}

.additive-application-areas-text h3{
    font-size: 35px;
}

.additive-application-areas-text p{
    text-align: justify;
}

.additive-our-business-section{
    max-width: 100%;
}

.additive-our-business-container{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
}

.additive-our-business-container h2{
    font-size: 35px;
}

.additive-our-business-blocks{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
    margin-top: 10px;
}

.additive-our-business-text-img-block{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    border-radius: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    overflow: hidden;
    max-width: 500px;
}

.additive-our-business-text-block{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 25px;
    width: 100%;
    margin-top: 0;
}

.additive-our-business-text{
    width: 450px;
}

.additive-our-business-text h3{
    margin-top: 0;
}

.additive-our-business-text h4{
    font-size: 14px;
}

.additive-our-business-text p{
    font-size: 15px;
}

.additive-our-business-img img{
    width: 100%;
    height: auto;
    display: block;
}

/* Медиа-запросы для мобильных устройств */
@media (max-width: 768px) {
    .additive-promo-block {
        align-items: center;
        text-align: center;
    }

    .additive-promo-text h1 {
        font-size: 36px;
    }

    .additive-promo-btns {
        flex-direction: column;
        gap: 20px;
        width: min(100%, 320px);
    }

    .additive-promo-btns .materials-btn {
        width: 100%;
    }

    .additive-benefits-blocks {
        flex-direction: column;
        align-items: center;
    }

    .additive-benefits-blocks-items {
        width: 100%;
        max-width: 550px;
    }

    .additive-benefits-blocks-items p {
        width: 100%;
    }

    .additive-under-benefits-container {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .additive-under-benefits-img img {
        width: 100%;
        max-width: 550px;
    }

    .additive-under-benefits-text {
        width: 100%;
        text-align: center;
    }

    .additive-application-areas-block {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .additive-application-areas-img img {
        width: 100%;
        max-width: 550px;
    }

    .additive-our-business-blocks {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .additive-our-business-text-img-block {
        max-width: 100%;
    }

    .additive-our-business-text {
        width: 100%;
    }

    .additive-our-business-container, 
    .additive-application-areas-text,
    .additive-application-areas-container, 
    .additive-benefits-text h2
    {
        text-align: center;
    }

    .additive-benefits-text p{
        font-size: 15px;
    }

    .additive-our-business-text h4, p{
        padding-left: 10px;
    }
}

@media (max-width: 480px) {
    .additive-promo-text h1 {
        font-size: 24px;
    }

    .additive-benefits-text h2 {
        font-size: 24px;
    }

    .additive-benefits-blocks-items h3 {
        font-size: 24px;
    }

    .additive-under-benefits-text h2 {
        font-size: 24px;
    }

    .additive-application-areas-container h2 {
        font-size: 24px;
    }

    .additive-application-areas-text h3 {
        font-size: 24px;
    }

    .additive-our-business-container h2 {
        font-size: 24px;
    }
}