.link-secondary,
.text-secondary{
    color:#515A62 !important;
}

/* ปุ่ม */
.btn-secondary{
    background:#515A62 !important;
    border-color:#515A62 !important;
    color:#fff !important;
}

.btn-secondary:hover,
.btn-secondary:focus{
    background:#3f464d !important;
    border-color:#3f464d !important;
    color:#fff !important;
}

/* Focus */
.btn:focus,
a:focus{
    outline:3px solid #0d6efd;
    outline-offset:2px;
}

.about-title{
    color:#fff;
    background:rgba(0,0,0,.55);
    display:inline-block;
    padding:8px 15px;
}

.hotline{
    color:#FFFFFF !important;
	background:#0b3d91;
}