* {
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
}

.main-container-1 {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 20px;
    padding-top: 100px;
    padding-bottom: 50px;
}

.development-sitemap, .lot-selection {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.sitemap-image img {
    width: 100%;
    height: auto;
}

.oc-lot-selector-form {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.oc-development-text {
    margin-bottom: 20px;
}

.oc-development-text p {
    text-align: center;
}

select {
    padding: 10px;
    height: 50px;
    margin-bottom: 20px;
    width: 100%;
    max-width: 500px;
    font-size: 1.2em;
}

.lot-select-btn {
    background-color: gold;
    color: #000;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    font-weight: 600;
    transition: all 0.3s;
}

.lot-select-btn:hover {
    background-color: #ffd700;
}

@media screen and (min-width: 768px) {
    .main-container-1 {
        gap: 40px;
    }
}