* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f6f8fa;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    color: #333;
}

.container {
    text-align: center;
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    width: 400px;
    max-width: 90%;
}

h1 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #2c3e50;
}

input {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    margin-bottom: 12px;
    border: 1px solid #dcdfe6;
    border-radius: 6px;
    outline: none;
    transition: border-color 0.3s ease;
}

input:focus {
    border-color: #0366d6;
    box-shadow: 0 0 0 2px rgba(3, 102, 214, 0.3);
}

button {
    padding: 12px 24px;
    font-size: 16px;
    color: white;
    background-color: #0366d6;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 100%;
}

button:hover {
    background-color: #025ea3;
}

#userResults {
    margin-top: 20px;
    text-align: left;
    max-height: 400px;
    overflow-y: auto;
    padding-right: 5px;
    border-top: 1px solid #ddd;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 10px;
}

.user-card {
    display: flex;
    align-items: center;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 8px;
    background-color: #f9fafb;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.user-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.user-card img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 20px;
}

.user-card div {
    max-width: 200px;
    text-align: left;
}

.user-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: #24292f;
    margin-bottom: 5px;
}

.user-card p {
    font-size: 14px;
    color: #586069;
    margin-bottom: 10px;
}

.user-card a {
    font-size: 14px;
    color: #0366d6;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.user-card a:hover {
    color: #025ea3;
}

@media (max-width: 480px) {
    .container {
        width: 100%;
        padding: 20px;
    }

    h1 {
        font-size: 20px;
    }

    input {
        font-size: 14px;
        padding: 10px;
    }

    button {
        font-size: 14px;
        padding: 10px;
    }
}