@media screen and (max-width:320px) {
    .hs-abouts article h1 {
        font-size: 20px;
    }
    .hs-abouts article span {
        font-size: 12px;
    }
   
    .hs-abouts section .item p img {
        width: 25px;
        height: 25px;
    }
    .hs-abouts section .plus {
        font-size: 20px;
        height: 60px;
        line-height: 60px;
    }
    .hs-abouts section .item span {
        font-size: 12px;
    }
}