* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

header {
    display: flex;
    width: 100%;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background-color: #13293d;
    color: #fff;
}

/* .nav-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

nav a {
    color: #fff;
    font-weight: bold;
    text-decoration: none;
}

nav a:hover {
    color:rgb(57, 120, 237);
} */


main {
    width: 100%;
    padding: 0 2rem;
    text-align: center;
}

div .conatiner {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
}

.polaroid {
    background: #fff;
    padding: 1rem;
    box-shadow: 0 0.2rem 1.2rem rgba(0, 0, 0, 0.2);
}

.polaroid > img {
    max-width: 100%;
    height: auto;
}

.caption {
    font-family: 'Square Peg', cursive;
    font-size: 2rem;
    text-align: center;
    line-height: 2em;
}

.item {
    width: 30%;
    display: inline-block;
    margin-top: 2rem;
    filter: grayscale(100%);
}

.item .polaroid:before {
    content: "";
    position: absolute;
    z-index: -1;
    transition: all 0.35s;
}

.item:nth-of-type(4n + 1) {
    transform: scale(0.8, 0.8) rotate(5deg);
    transition: all 0.35s;
}

.item:nth-of-type(4n + 1) .polaroid:before {
    transform: rotate(6deg);
    height: 20%;
    width: 47%;
    bottom: 30px;
    right: 12px;
    box-shadow: 0 2.1rem 2rem rgba(0, 0, 0, 0.4);
}

.item:nth-of-type(4n + 2) {
    transform: scale(0.8, 0.8) rotate(-5deg);
    transition: all 0.35s;
}

.item:nth-of-type(4n + 2) .polaroid:before {
    transform: rotate(-6deg);
    height: 20%;
    width: 47%;
    bottom: 30px;
    left: 12px;
    box-shadow: 0 2.1rem 2rem rgba(0, 0, 0, 0.4);
}

.item:nth-of-type(4n + 4) {
    transform: scale(0.8, 0.8) rotate(3deg);
    transition: all 0.35s;
}

.item:nth-of-type(4n + 4) .polaroid:before {
    transform: rotate(4deg);
    height: 20%;
    width: 47%;
    bottom: 30px;
    right: 12px;
    box-shadow: 0 2.1rem 2rem rgba(0, 0, 0, 0.3);
}

.item:nth-of-type(4n + 3) {
    transform: scale(0.8, 0.8) rotate(-3deg);
    transition: all 0.35s;
}

.item:nth-of-type(4n + 3) .polaroid:before {
    transform: rotate(-4deg);
    height: 20%;
    width: 47%;
    bottom: 30px;
    left: 12px;
    box-shadow: 0 2.1rem 2rem rgba(0, 0, 0, 0.3);
}

.item:hover {
    filter: none;
    transform: scale(1.3, 1.3) rotate(0deg) !important;
    transition: all 0.35s;
}

.item:hover .polaroid:before {
    content: "";
    position: absolute;
    z-index: -1;
    transform: rotate(0deg);
    height: 90%;
    width: 90%;
    bottom: 0%;
    right: 5%;
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.2);
    transition: all 0.35s;
}