<style>
.nav-curso-content img {
    max-width: 200px !important;
}

.nav-cidio {
    height: 80px !important;
}

.header-curso-inicio {
   margin-top: 2rem;
}

.header-curso-content {
    max-width: 40% !important;
    margin-top: 6% !important;
}

.header-curso-ucsur {
    height: 90vh !important;
}
<style>