/* colors */

:root {
    --header-color: rgb(72, 72, 124);
    --header-transparent-color: rgba(72, 72, 124, 0.9);
    --hover-color: yellow;
    --font-color: #444;
    --inverse-font-color: white;
}

/* global styles */

* {
    margin: 0;
    padding: 0;
}

body {
    font-size: 18px;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: var(--font-color);
}

header {
    font-size: 40px;
    color: var(--inverse-font-color);
    background-color: var(--header-color);
    padding: 30px 0px;
    text-align: center;
}

.wrapper {
    margin: 0 auto;
    max-width: 800px;
}

main {
    text-align: justify;
    padding: 20px 0px;
}

/* section */

section h1 {
    text-align: center;
    padding: 40px 0px 20px 0px;
}

/* hamburger */

.hamburger {
    position: fixed;
    width: 35px;
    height: 35px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: var(--header-transparent-color);
    transition: background-color 300ms ease-in-out;
    border-radius: 0px 0px 3px 3px;
    z-index: 2;
}

.hamburger:hover {
    background-color: var(--header-color);
    cursor: pointer;
}

.hamburger:hover .slice {
    background-color: var(--hover-color);
}

.hamburger .slice {
    width: 22px;
    height: 3px;
    background-color: var(--inverse-font-color);
    margin: 2.5px 0px;
    border-radius: 5px;
    transition: all 250ms ease-in-out;
    transform-origin: left;
}

.cross .slice:nth-of-type(1) {
    transform: rotate(45deg);
}

.cross .slice:nth-of-type(2) {
    opacity: 0;
}

.cross .slice:nth-of-type(3) {
    transform: rotate(-45deg);
}

/* menu */

.menu {
    background-color: var(--header-color);
    position: fixed;
    padding-top: 35px;
    z-index: 1;
    width: 160px;
    box-shadow: 1px 1px 6px #222;
    transform: translateY(-110%);
    transition: all 400ms ease-in-out;
}

.menuOpen {
    transform: translateY(0) !important;
}

.menuItem {
    color: var(--inverse-font-color);
    margin: 5px;
}

.menuItem:hover {
    cursor: pointer;
    color: var(--hover-color);
}