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

body{
    min-width: 90vh;
    background: linear-gradient(to top right, #4dbaf3,#51baf1);
    display: flex;
    flex-direction: column;
    /* align-items: center; */
}
header{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 30px 100px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 2;
}

header .logo{
    display: block;
    width: 100px;
    height: 100px;
    text-decoration: none;
}
header .logo img{
    width: 100%;
    height: 100%;
}

header ul{
    display: flex;
    justify-content: center;
    align-items: center;
}

header ul li{
    list-style: none;
    margin: 20px;
}

header ul li a {
    text-decoration: none;
    padding: 6px 15px;
    color: #fff;
    border-radius: 20px;
}

header ul li a:hover,
header ul li .active{
    background-color: #fff;
    color: #4dbaf3;
}