header {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background-color: var(--color-background);
    border-block-end: 1px solid var(--color-outline);
    z-index: 999;
    display: flex;
    padding: var(--spacing);
    justify-content: space-between;
    box-sizing: border-box;
    align-items: center;
}

header .logo {
    float: left;
    width: 60px;
    height: 60px;
}

header .hamburger {
    border: 0;
    padding: 0;
    float: right;
    width: 32px;
    height: 32px;
    background-color: var(--color-accent);
    -webkit-mask-image: url("../../../images/hamburger-menu-t7cs_Nr.svg");
    mask-image: url("../../../images/hamburger-menu-t7cs_Nr.svg");
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
    -webkit-mask-size: contain;
    mask-size: contain;
    cursor: pointer;
}

.main-menu {
    background-color: var(--color-background);
    position: fixed;
    right: -250px;
    top: 100px;
    height: 100vh;
    border: 0;
    width: 250px;
    transition: all 0.1s ease-in-out;
    overflow-x: hidden;
    overflow-y: scroll;
}

.main-menu.show {
    right: 0px;
    box-shadow: -2px 3px 8px 1px rgba(0, 0, 0, 0.1);
    border-inline-start: solid 1px var(--color-outline);
}

.main-menu h3 {
    margin: 20px;
}