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

body {
    background: #ffffff;
    color: #000000;
    min-height: 100vh;
}

nav {
    background: #e32626;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

nav h1 {
    color: #ffffff;
    font-size: 20px;
    font-weight: 500;
}

nav div a {
    background: #ffffff;
    color: #000000;
    text-decoration: none;
    padding: 6px 14px;
    margin-left: 10px;
    font-size: 14px;
}

nav a {
    text-decoration: none;
    color: inherit;
}

main {
    display: flex;
    justify-content: center;
    align-items: center;
    height: calc(100vh - 56px);
}

.container {
    border: 6px solid #e32626;
    background-color: #e32626;
    padding: 24px;
    width: 320px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.input-group input {
    padding: 8px;
    font-size: 14px;
    border: none;
}

.input-group button {
    padding: 8px;
    font-size: 14px;
    background: #ffffff;
    cursor: pointer;
}

.result-group {
    margin-top: 16px;
}

.result-group textarea {
    width: 100%;
    height: 160px;
    resize: none;
    padding: 8px;
    font-size: 13px;
}