.pst_box {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    line-height: normal;
}
.pst_label {
    align-items: center;
    display: flex;
    font-size: 18px;
    font-weight: bold;
    margin: 12px 0 6px 0;
    width: 100%;
}
.pst_blk {
    align-items: center;
    border: 1px solid #e5e5e5;
    border-radius: 6px;
    box-shadow: 6px 6px 12px -6px rgba(0, 0, 0, .3);
    box-sizing: border-box;
    color: #555;
    display: flex;
    flex-direction: column;
    font-size: 24px;
    font-weight: normal;
    margin: 12px 6px;
    min-width: 140px;
    padding: 12px;
    transition: all .15s ease;
}
.pst_blk:hover {
    box-shadow: 6px 6px 18px -6px rgba(0, 0, 0, .4);
    border-color: #ddd;
}
.pst_ico {
    color: #999;
}
.pst_text {
    color: #717171;
    font-size: 13px;
}