.str1-wrapper {
    width: 100%;
    display: flex;
    justify-content: space-between;
    gap: 10rem;
}

.str1-text {
    margin-top: 5rem;
}

.str1-text h4 {
    color: var(--main-color);
    font-size: 22px;
    margin-bottom: 2rem;
}

.str1-text h5 {
    color: #222;
    font-size: 55px;
    line-height: 1.3;
}

.str1-text h5 span {
    color: var(--sub-color);
    font-weight: 800;
}

.str1-text p {
    color: #888;
    font-size: 17px;
    font-weight: 300;
    line-height: 1.65;
    margin-top: 2rem;
}


.str2 {
    background-color: #f1f1f1;
}

.str2-title {
    text-align: center;
    margin-bottom: 5rem;
}

.str2-title h5 {
    color: #222;
    font-size: 55px;
    line-height: 1.3;
}

.str2-title p {
    color: #888;
    font-size: 20px;
    font-weight: 300;
    line-height: 1.5;
    margin-top: 2rem;
}

.str2-box-wrapper {
    width: 800px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.str2-box {
    padding: 50px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    background-color: #fff;
    box-shadow: 0 8px 20px rgb(0 0 0 / 7%);
}
.str2-box:nth-child(1),
.str2-box:nth-child(4) {
    background-color: var(--main-color);
}

.str2-box:nth-child(1) p,
.str2-box:nth-child(4) p {
    color: #fff;
}

.str2-box:nth-child(1) .str2-box-icon img,
.str2-box:nth-child(4) .str2-box-icon img {
    filter: invert(99%) sepia(74%) saturate(2%) hue-rotate(315deg) brightness(104%) contrast(100%);
    user-select: none;
}

.str2-box-icon img {
    height: 70px;
}

.str2-box p {
    color: #222;
    font-size: 22px;
    font-weight: 600;
    line-height: 1.45;
    text-align: center;
}


.str3-wrapper {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 6rem;
}

.str3-left {
    width: 65%;
    padding: 120px;
    background-color: var(--main-color);
    background: url(../images/str3-image.jpg) no-repeat;
    background-size: cover;
}

.str3-left h4 {
    color: #fff;
    font-size: 19px;
    margin-bottom: 2rem;
}

.str3-left h5 {
    color: #fff;
    font-size: 45px;
    line-height: 1.3;
}

.str3-left p {
    width: 75%;
    color: rgba(255, 255, 255, .7);
    font-size: 17px;
    font-weight: 300;
    line-height: 1.65;
    margin-top: 3rem;
}

.str3-right {
    width: 40%;
}

.str3-right h5 {
    color: #222;
    font-size: 55px;
    font-weight: 800;
}

.str3-right p {
    color: #888;
    font-size: 17px;
    font-weight: 300;
    line-height: 1.65;
    margin-top: 2rem;
}


.str4 {
    padding: 200px 0;
    background-color: #222;
    background: url(../images/str4-bg.jpg) no-repeat;
    background-attachment: fixed;
    background-size: cover;
}

.str4-title {
    text-align: center;
    margin-bottom: 5rem;
}

.str4-title h5 {
    color: #fff;
    font-size: 55px;
}

.str4-title p {
    color: #fff;
    font-size: 19px;
    font-weight: 500;
    line-height: 1.7;
    margin-top: 2rem;
}

.str4-box-wrapper {
    width: 100%;
    padding: 70px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 70px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, .15);
    box-shadow: 0 25px 25px 0 rgba(0, 0, 0, .25);
    background-color: rgba(0, 0, 0, .1);
}

.str4-box {
    padding: 70px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    cursor: default;
    transition: all .3s;
}

.str4-box-icon img {
    height: 80px;
    filter: invert(99%) sepia(74%) saturate(2%) hue-rotate(315deg) brightness(104%) contrast(100%);
    user-select: none;
    margin-bottom: 1rem;
}

.str4-box:hover {
    background-color: var(--main-color);
}

.str4-box-text {
    color: #fff;
    text-align: center;
}

.str4-box-text h5 {
    font-size: 24px;
}

.str4-box-text p {
    color: rgba(255, 255, 255, .7);
    font-size: 18px;
    line-height: 1.6;
    margin-top: 1rem;
}


.str5-wrapper {
    justify-content: unset;
    gap: 5rem;
}

.str5-image {
    width: 50%;
}

.str5-text {
    text-align: center;
}

.str5-text p {
    font-size: 22px;
    line-height: 1.65;
    margin-bottom: 2rem;
}

.str5-text h5 {
    font-size: 45px;
    line-height: 1.3;
}


/*==================================================*/
@media (max-width: 1450px) {
    .str1-image {
        width: 45%;
    }

    .str4 {
        padding: 160px 0;
    }
    
    .str4-box {
        padding: 0;
    }
    .str4-box:hover {
        background-color: transparent;
    }
}


@media (max-width: 1050px) {
    .str1 {
        padding-bottom: 0;
    }
    
    .str1 .article-wrapper {
        padding: 0;
    }
    
    .str1-wrapper {
        flex-direction: column;
        justify-content: unset;
        gap: 3rem;
    }

    .str1-text {
        padding: 0 20px;
        margin-top: 0;
    }
    
    .str1-image {
        width: 100%;
        height: 300px;
        object-fit: cover;
    }

    .str3 {
        padding-top: 0;
    }

    .str3 .article-wrapper {
        padding: 0;
    }
    
    .str3-wrapper {
        flex-direction: column;
        gap: 3rem;
    }

    .str3-left {
        width: 100%;
    }

    .str3-right {
        width: 90%;
    }

    .str3-right p {
        width: 70%;
    }
    
    .str3-right p br {
        display: none;
    }

    .str4 {
        padding: 120px 0;
    }

    .str4-box-wrapper {
        padding: 0;
        grid-template-columns: repeat(1, 1fr);
        gap: 2rem;
        backdrop-filter: none;
        border: none;
        box-shadow: none;
        background-color: transparent;
    }

    .str4-box {
        padding: 30px;
        backdrop-filter: blur(10px);
        border: 2px solid rgba(255, 255, 255, .15);
        box-shadow: 0 25px 25px 0 rgba(0, 0, 0, .25);
        background-color: rgba(0, 0, 0, .1);
    }

    .str5 {
        padding-top: 0;
    }

    .str5 .article-wrapper {
        padding: 0;
    }
    
    .str5-image {
        width: 100%;
        height: 300px;
        object-fit: cover;
    }
    
    .str5 .str1-text {
        padding: 0 40px;
    }
}


@media (max-width: 950px) {
    .str4-title p br {
        display: none;
    }
}


@media (max-width: 850px) {
    .str2-title {
        padding: 0 30px;
    }
    
    .str2-box-wrapper {
        width: 90%;
        gap: 1rem;
    }

    .str3-left {
        padding: 80px;
    }
}


@media (max-width: 650px) {
    .str2-title h5 {
        font-size: 55px;
    }

    .str2-title p {
        font-size: 18px;
        margin-top: 1.5rem;
    }

    .str2-box {
        padding: 35px 0;
    }

    .str2-box-icon img {
        height: 50px;
    }

    .str2-box p {
        font-size: 20px;
    }

    .str3-left {
        padding: 80px 60px;
    }

    .str3-left p {
        width: 90%;
    }

    .str4 {
        padding: 80px 0;
        background-attachment: unset;
    }
    
    .str4-title {
        padding: 0 30px;
        margin-bottom: 3rem;
    }
    
    .str4-title h5 {
        font-size: 45px;
    }
    
    .str4-title p {
        font-size: 17px;
        margin-top: 1.5rem;
    }

    .str4-box-wrapper {
        gap: 1rem;
    }
    
    .str4-box {
        padding: 20px;
        gap: 0;
    }
    
    .str4-box-icon img {
        height: 50px;
    }

    .str4-box-text h5 {
        font-size: 20px;
    }
    
    .str4-box-text p {
        font-size: 14px;
        margin-top: 10px;
    }
}


@media (max-width: 550px) {
    .str1-text h4 {
        font-size: 16px;
        margin-bottom: 1rem;
    }
    
    .str1-text h5 {
        font-size: 36px;
    }

    .str1-text p {
        font-size: 15px;
    }

    .str2-title {
        margin-bottom: 3rem;
    }
    
    .str2-title h5 {
        font-size: 36px;
    }

    .str2-title p {
        font-size: 16px;
        margin-top: 1.2rem;
    }

    .str2-box-wrapper {
        width: 100%;
        gap: 0;
    }
    
    .str2-box {
        padding: 25px 0;
    }

    .str2-box-icon img {
        height: 40px;
    }

    .str2-box p {
        font-size: 15px;
    }

    .str3-left {
        padding: 60px 40px;
    }

    .str3-left h5 {
        font-size: 36px;
    }

    .str3-left p {
        font-size: 15px;
        margin-top: 1.5rem;
    }

    .str3-right {
        width: 80%;
    }

    .str3-right h5 {
        font-size: 40px;
    }

    .str3-right p {
        font-size: 15px;
    }

    .str4-title h5 {
        font-size: 36px;
    }
    
    .str4-title p {
        font-size: 15px;
        margin-top: 1.2rem;
    }
}