*{
    margin: 0;
    padding: 0;
}
body{
    min-height: 100vh;
    background-image: url(alex-robertson-H0NeNFIcVV4-unsplash.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
nav{
    background-color: rgb(80, 128, 207,0.9);
    box-shadow: 3px 3px 5px rgb(0, 0, 0,.1);
}
nav ul{
    width: 100%;
    list-style: none;
    display: flex;
    justify-content: flex-end;
    align-items: center ;
}
nav li{
    height: 40px;
}
nav a{
    height: 100%;
    text-decoration: none;
    padding: 0px 30px;
    display: flex;
    color: black;
    align-items: center;
}
nav a:hover{
    background-color: #066c0d;
    opacity: .2;
}
nav li:first-child{
    margin-right: auto;

}
.bar{
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 250px;
    background-color: rgb(80, 128, 207,0.5);
    z-index: 999;
    box-shadow: 3px 3px 5px rgb(0, 0, 0,.1);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
}
.bar li{
    width: 100%;
}
.bar a{
    width: 100%;
}