make_over_with_bootstrap.css

/*--CSS--*/
 .block {
    text-align: center;
    vertical-align: middle;
}
.circle {
    background: #7f86ff;
    border-radius: 200px;
    color: white;
    height: 150px;
    font-weight: bold;
    width: 150px;
    display: table;
    margin: 20px auto;
    box-shadow: 0px 0px 30px #00b2fff2;
}
.circle p {
    vertical-align: middle;
    display: table-cell;
}