* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    width: 100%;
    height: 100vh;
    background-color: rgb(237, 222, 95);
}

.navbar {
    width: 100%;
    padding: 2rem 0;
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 4rem;
    background: rgb(26, 25, 25);
}

.navbar h2 {
    color: white;
}

ul {
    display: flex;
}

li {
    list-style: none;
}

ul li a {
    text-decoration: none;
    padding: 5px 1rem;
    margin: 0 10px;
    color: rgb(232, 228, 102);
    position: relative;
}

ul li a::before {
    content: '';
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    box-sizing: border-box;
    border-top: 2px solid rgb(232, 228, 102);
    border-left: 2px solid rgb(232, 228, 102);
    transition: all .4s;
}

ul li a::after {
    content: '';
    width: 100%;
    height: 100%;
    position: absolute;
    bottom: 0;
    right: 0;
    box-sizing: border-box;
    border-bottom: 2px solid rgb(232, 228, 102);
    border-right: 2px solid rgb(232, 228, 102);
    transition: all .4s;
}

ul li a:hover:after,
ul li a:hover::before {
    content: '';
    width: 10%;
    height: 20%;
    transform: rotate(360deg);
}