* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.container {
    width: 90%;
    margin: auto;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
}

header {
    width: 100%;
    padding: 25px 0px;
    background-color: #333333;
}

.logo a {
    color: white;
    font-weight: bold;
    font-size: 35px;
    text-decoration: none;
}

nav.navbar {
    display: flex;
    align-items: center;
    justify-content: center;
}

.navbar ul {
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    list-style: none;
}

.navbar ul li a {
    text-decoration: none;
    color: white;
    padding: 10px 15px;
    transition: all 0.5s ease;
}

.navbar ul li a:hover {
    background-color: blue;
    border-radius: 10px;
}

.side-nav {
    width: 0;
    height: 100%;
    background-color: #333333;
    /* opacity: 0.9; */
    position: fixed;
    top: 0;
    right: 0;
    /*or left:0;*/
    z-index: 1;
    overflow-x: hidden;
    padding-top: 60px;
    transition: 0.5s;
}

.side-nav ul {
    display: flex;
    flex-direction: column;
    list-style: none;
    padding-left: 25px;
}

.side-nav ul li a {
    text-decoration: none;
    color: white;
    display: block;
    padding: 10px;
}

.side-nav ul li a:hover {
    color: #dddddd;
}

.openMenu {
    width: 30px;
    height: 30px;
    position: relative;
    margin-right: 10px;
}

.openMenu a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 40%;
}

.openMenu a span {
    width: 24px;
    height: 4px;
    background-color: white;
    margin-bottom: 3px;
}

.close-btn {
    color: white;
    font-size: 35px;
    margin-left: 10px;
    cursor: pointer;
}

@media (max-width:768px) {
    .navbar ul {
        display: none;
    }
}

@media (min-width:768px) {
    .openMenu a {
        display: none;
    }
}