body {
    background-color: #F9F9F9;
    color: #121212;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 20px;
    gap: 30px;
}

header {
    font-size: 24px;
    font-weight: bold;
    color: #121212;
}

.selector_container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    width: 100%;
    max-width: 500px;
    padding-left: 40%;
    padding-right: 27%;
    background-color: blue;
}

.selector_container > div {
    flex: 1;
}

.selector_container button {
    width: 100%;
    padding: 12px 0;
    background-color: #ffffff;
    border: 1px solid #4848d4;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.selector_container button:hover {
    background-color: #f0f0ff;
}

.selector_container a {
    text-decoration: none;
    color: #000080;
    font-weight: 600;
    display: block;
    width: 100%;
}

img {
    height: auto;
    width: 100%;
    max-width: 1200px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

hpe {
    color: blue;
    background-position: left;
    color: white;
}

.goback {
    align-self: left;
    color: black;
    background-color: blue;
}