.strength-content {
    width: 80%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}


.equipment {
    margin-top: 48px;
}

.quality {
    margin-top: 80px;
    margin-bottom: 80px;
}

.r-d {
    margin-bottom: 80px;
}

.strength-item {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.strength-title {
    margin-bottom: 24px;
    font-size: 36px;
    font-family: Arial-Black, Arial;
    font-weight: 900;
    color: #444444;
    line-height: 51px;
    margin-bottom: 24px;
}

.strength-desc {
    font-size: 24px;
    font-family: ArialMT;
    color: #666666;
    line-height: 40px;
    text-align: center;
}

.strength-img {
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
}

.strength-img img {
    margin-top: 40px;
    margin-bottom: 40px;
    flex: 0 0 40%;
    background: #FFFFFF;
}