.site-logo {
    display: flex;
    align-items: center;
}

.site-logo img {
    z-index: 2;
    position: relative;
    width: 2.5vw;
    height: auto;
}

@media screen and (max-width:1200px)
{
    .site-logo {
        height: 50px;
        width: 120px;
        position: fixed!important;
        top: 5px;
        left: 30px;
        display: block;
    }

    .site-logo img {
        width:auto;
    }
}