.solution_brief {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.solution_brief .brief {
    max-width: 1310px;
    display: flex;
    margin: 50px 0;
}

.solution_brief .brief img {
    width: 590px;
    height: auto;
    border-radius: 2px;
}

.solution_brief .brief .right {
    width: 590px;
    background-color: #f1f1f1;
    display: flex;
    flex-direction: column;
}

.solution_brief .brief .right .brief_line{
    width: 54px;
    height: 6px;
    background: #00309F;
    margin: 36px 0 16px 50px;
    display: block;
} 

.solution_brief .brief .right .brief_desc {
    margin: 0 50px 20px;
    display: block;
}

@media only screen and (max-width:1180px) {
    .solution_brief .brief {
        flex-direction: column;
    }
}

@media only screen and (max-width:667px) {
    .solution_brief .brief img {
        width: 100%;
    }
    .solution_brief .brief .right {
        width: auto;
    }
    .AliExpress_online .aliexpress {
        padding: 0 10px;
    }
    .AliExpress_online .aliexpress .imgs .img_item {
        width: 100% !important;
        max-width: 380px !important;
    }
    .AliExpress_online .aliexpress .imgs .img_item img {
        width: 100% !important;
    }
}