I picked these up on my way, thought you might like these.
=====================
DESKTOP CSS
=====================
header .row>div:nth-child(1)>a {
display: block;
width: 145px;
height: 50px;
background: url(https://upload.tgd.kr/20190731/618312cf98daa420c34e1121b1259d8b.png) no-repeat;
background-size: auto 50px;
}
header .row>div:nth-child(1)>a>img{
display:none;
}
=====================
MOBILE CSS
=====================
header>#header-area>a>h1 {
background: url(https://upload.tgd.kr/20190731/618312cf98daa420c34e1121b1259d8b.png) no-repeat;
background-size: 89px 32px;
width: 90px;
}