@import url('https://fonts.googleapis.com/css2?family=Nunito&display=swap');
:root{
    --primary-color: #4b9edd;
    --secondary-color: #0b61a6;
    --dark-color:#1f4278;
    --azure-color: #007FFF;
    --font: 'Nunito', sans-serif;
    --font-white: #fff;
}
body{
    font-family: var(--font);
}
header{
    height: fit-content;
    width: 100%;
    background-color: var(--font-white);
    box-shadow: #666 0px 2px 14px -5px;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9;
}
.header{
    height: fit-content;
    width: 100%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-direction: row;
    padding: 25px 0;
}
.header-logo{
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--secondary-color);
    font-weight: 600;
    letter-spacing: 1px;
    font-size: 20px;
}
.header-logo img{
    height: auto;
    width: 170px;
}
.header-navigation-bar{
    display: flex;
    width: fit-content;
    align-items: center;
    justify-content: center;
}
.header-navigation-bar ul{
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5vh;
    list-style: none;
}
.header-navigation-bar a{
    color: #000;
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    font-size: 18px;
    text-transform: uppercase;
}

/* Hamburger */
.header-hamburger{
    display: none;
}
#hamburger-ul{
    position: relative;
    top: 0%;  left: 0%;
    transform: translate(0%, 0%);
    width: 45px;  
    height: 30px;   
    cursor: pointer;
}
#hamburger-ul li{
    list-style: none;
    position: absolute;
    left: 5%;
    transform: translateY(0%);
    width: 35px; 
    height: 4px;
    background: var(--secondary-color);
    border-radius: 50px;
    transition: .9s;
    opacity: 1;
}
#hamburger-ul li:nth-of-type(1){
    top: 20%;
}
#hamburger-ul li:nth-of-type(2),#hamburger-ul li:nth-of-type(3){
    top: 50%;
}
#hamburger-ul li:nth-of-type(4){
    top: 80%;
}

#hamburger-ul.active li:nth-of-type(1){
    top: -20%;
    opacity: 0;
}
#hamburger-ul.active li:nth-of-type(2){
    transform: translateY(-50%) rotate(45deg);
}
#hamburger-ul.active li:nth-of-type(3){
    transform: translateY(-50%) rotate(-45deg);
}
#hamburger-ul.active li:nth-of-type(4){
    top: 120%;
    opacity: 0;
}

@media only screen and (max-width: 900px) {
    .header{
        padding: 15px 0;
    }
    #mobile-side-nav{
        display: none;
    }
    #mobile-side-nav.active{
        display: block;
    }
    .header-navigation-bar{
        position: absolute;
        height: 100vh;
        justify-content: flex-start;
        flex-direction: column;
        top: 60px;
        left: -90%;
        padding-top: 85px;
        background-color: #0b60a6d7;
        color: white;
        width: 90%;
        z-index: 1;
        animation: SideNav 300ms forwards ease-in-out;
    }
    @keyframes SideNav {
        0%{
            left: -90%;
        }
        100%{
            left: 0%;
        }
    }
    .header-navigation-bar ul{
        flex-direction: column;
    }
    .header-navigation-bar a{
        color: white;
    }
    /* Hamburger */
    .header-hamburger{
        display: block;
    }
}