article.post .post-icon {
    float: left;
    /*transform: rotate(45deg);*/
    width: 50px;
    height: 50px;
    line-height: 50px;
    font-size: 20px;
    text-align: center;
    color: #999;
    background-color: #f7f7f7;
    border-radius: 10px;
    -webkit-transition: all .5s;
    -moz-transition: all .5s;
    -ms-transition: all .5s;
    -o-transition: all .5s;
    border: 1px solid #ddd;
    margin-left: -70px;
}

article.post .post-icon i {
    font-size: 20px;
/*    transform: rotate(-46deg);
    -o-transform: rotate(360deg);
*/    -webkit-transition: all .5s;
    -moz-transition: all .5s;
    -ms-transition: all .5s;
    -o-transition: all .5s;
    color: #e45854;
}