.swap-container {
    width: 300px;
    margin: 0 auto;
    padding: 20px;
    text-align: center;
    background-color: #f2f2f2;
    border-radius: 10px;
    box-shadow: 0px 0px 5px 0px #888888;
}

h1 {
    font-size: 24px;
}

.input-container {
    margin: 10px 0;
}

label {
    display: block;
    font-size: 16px;
    font-weight: bold;
}

select, input {
    width: 100%;
    padding: 10px;
    font-size: 16px;
    margin-top: 5px;
}

button {
    background-color: #2196F3;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

#resultAmount {
    font-size: 24px;
    font-weight: bold;
}

#toCurrencySymbol {
    font-size: 18px;
}