* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    background-color: white;
    color: #333;
    line-height: 1.5;
    padding: 20px;
}

.container {
    max-width: 600px;
    margin: 0 auto;
}

h1 {
    margin-bottom: 20px;
    font-size: 24px;
}

.entry {
    display: flex;
    margin-bottom: 10px;
}

input {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    flex: 1;
}

.key-input {
    margin-right: 10px;
}

.remove-btn {
    background-color: #f44336;
    color: white;
    border: none;
    border-radius: 4px;
    width: 30px;
    cursor: pointer;
    margin-left: 5px;
}

.buttons {
    margin: 20px 0;
}

button {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-right: 10px;
    background-color: #f1f1f1;
}

#results {
    margin-top: 20px;
    border-top: 1px solid #eee;
    padding-top: 20px;
}

.result-item {
    padding: 8px;
    margin-bottom: 5px;
    display: flex;
}

.result-key {
    font-weight: bold;
    margin-right: 10px;
    min-width: 80px;
}