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

h1 {
    font-size: 16px;
}

header {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -70%);
}

nav {
    position: absolute;
    top: 20px;
    width: 50%;
}

ul {
    display: flex;
    justify-content: space-around;
}

li {
    list-style: none;
}

ul a {
    color: black;
    text-decoration: none;
}

body {
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
}

section {
    position: absolute;
    bottom: 0px;
}

.image-gallery-houses {
    display: flex;
    justify-content: flex-start;
    align-items: flex-end;
    gap: 20px;
    width: auto;
    max-width: none;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.house-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 180px;
    background-color: white;
    overflow: hidden;
    margin-bottom: 20px;
    padding-top: 60px;
    flex-shrink: 0;
}

.house-item img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 350px;
    min-height: 150px;
}

.house-item::before {
    content: '';
    width: 0;
    height: 0;
    border-left: 90px solid transparent;
    border-right: 90px solid transparent;
    border-bottom: 60px solid;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

@media screen and (max-width: 1000px) {

    nav {
        width: 100%;
    }

}