header {
    width: 100%;
    height: 60px;
    background-color: var(--color-1);
    position: fixed;
    top: 0;
    left: 0;
    display: grid;
    grid-template-columns: 20% 60% 20%;
    box-shadow: 0 1px 4px 0;
    z-index: var(--z-index-header-level);
}
header a.logo {
    background-image: url('/static/images/logo.png');
    background-size: 40px 40px;
    background-repeat: no-repeat;
    width: 40px;
    height: 40px;
}
header a.logo-text {
    font-size: var(--text-size-4);
    font-weight: var(--text-weight-2);
    padding: 0 0 0 5px;
}
header a.logo-text:hover {
    background: unset;
    padding: 0 0 0 5px;
}
header .logo-block,
header .links-block {
    display: flex;
    justify-content: center;
    align-items: center;
}
header .links-block {
    text-transform: uppercase;
}

header + * {
    margin-top: 120px;
}
header .burger {
    display: none;
    font-size: 40px;
}

.burger-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-index-modal-level);
}
.burger-menu.active {
    display: block;
}
.burger-menu .menu-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-1);
    z-index: var(--z-index-modal-level);
}
.burger-menu .menu-body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-index-modal-level);
}
.burger-menu .menu-body > * {
    height: 70px;
    width: 100px;
    border-bottom: 1px solid black;
    font-size: x-large;
}

.burger-menu .cross {
    position: absolute;
    top: 0;
    right: 0;
    color: var(--color-5);
    border-bottom: unset;
    font-size: xx-large;
    width: auto;
}

@media only screen and (max-width: 750px) {
    header {
        display: flex;
        justify-content: space-between;
    }
    header .logo-block {
        padding-left: 20px;
    }
    header .links-block {
        display: none;
    }
    header .burger {
        display: block;
        padding-right: 20px;
    }
}