@media (max-width:550px){
section.common-main.about-us .kche-t42 .kche-flex-item3{margin:5px 0;}
section.common-main.about-us .wmkc-aboutus-biglux .words{padding:8vw 0;}
section.common-main.about-us .kche-t57 .kche-t57-item{padding:10px;width:49%;margin-bottom:10px;display:block;}
section.common-main.about-us .kche-t57 .kche-t57-item .kche-t57-des p strong{display:flex;min-height:57px;align-items:center;justify-content:center;}
section.common-main.about-us .kche-t42.wmkc-factory-t42 .kche-flex-item3{width:49%;}
}