Answers for "how to make text center inside div"

center text inside a div

text-align: center;
vertical-align: middle;
line-height: 90px;       /* The same as your div height */

put text in center of a div

html, body {
    height: 100%;
}
.parent {
    width: 100%;
    height: 100%;
    display: table;
    text-align: center;
}
.parent > .child {
    display: table-cell;
    vertical-align: middle;
}