body {
    font-family: system-ui, sans-serif;
    background-color: #0e1116;
    color: #f0f0f0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 98vh;
    height: fit-content;
}

.converter {
    background-color: #1c222b;
    padding: 2em;
    border-radius: 1em;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.4);
    width: 340px;
}

h1 {
    color: #7cc7ff;
    text-align: center;
    margin-bottom: 1.2em;
}

label {
    display: block;
    margin-top: 0.6em;
}

input {
    width: 100%;
    padding: 0.4em;
    border: none;
    border-radius: 4px;
    margin-top: 0.3em;
}

button {
    width: 100%;
    padding: 0.7em;
    margin-top: 1em;
    background-color: #7cc7ff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
}

button:hover {
    background-color: #4fa8e6;
}

.results {
    margin-top: 1.5em;
    padding-top: 1em;
    border-top: 1px solid #444;
}

.swap {
    background-color: #2e3b49;
    color: #7cc7ff;
}

.swap:hover {
    background-color: #3c4c5d;
}