.group-title .title {
    text-transform: uppercase;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 10px;
    color: #2978bb;
	font-size: 30px;
}

.group-title.group-title-while .title {
    color: #fff;
}

.group-title .title-underline {
    position: relative;
    text-align: center;
    margin-bottom: 18px;
}

.group-title .title-underline:after {
    content: "";
    display: table;
    clear: both;
    background: url(https://ptech.vn/images/line.png
);
    width: 100%;
    height: 20px;
    background-repeat: no-repeat;
    background-position-x: center;
    background-position-y: bottom;
    padding-top: 0;
}