div文本垂直居中(div text vertical aligan)

.box{

 135px;
height: 84px;
display: block; overflow: hidden;

}

.container {

    background:darkcyan;
     135px;
    height: 84px;
    display: table;
}

.container p {
    display: table-cell;
    vertical-align: middle;  
    word-break: break-all;
    text-align: center;
}
<div class="box">

 <div class="container">
       <p>ally and horifffffffffffffffffffffffffffally.</p>
 </div>

</div>

效果如下

ally and horifffffffffffffffffffffffffffally.