.site-title .logo {
    color: transparent;
    background: url(../../../images/layout01-5/en/logo.png) 50% 50% no-repeat;
    background-size: contain;
    width: 159px;
    height: 55px;
    transition: all .3s ease;
}
.header-fixed .site-title .logo {
    height: 45px;
    width: 130px;
}

@media screen and (max-width: 1000px) {
    .site-title .logo, .header-fixed .site-title .logo {
        width: 130px;
        height: 45px;
}
}