老旧Webkit浏览器行内元素0间距问题

.pageNav { 
    font-size: 0;
    text-align: center;
}
.pageNav a {
    display: inline-block;  
    font-size: 14px;
    color: #666;
    border: 1px solid #ccc;    
}

@media screen and (-webkit-min-device-pixel-ratio:0) {
    .pageNav{
        font-size:14px;        
        letter-spacing: -0.31em; 
        /*word-spacing: -0.43em; */
    }
    .pageNav a    {
            letter-spacing: normal;
            word-spacing: normal;
    }
}