body {
    font-family: Arial, sans-serif;
    background: #f4f6f8;
    margin: 0;
}

.topbar button {
    background: #ff4d4d;
    border: none;
    color: white;
    border-radius: 4px;
}
.topbar {
    background: #222;
    color: #fff;
    padding: 10px;
}

.container {
    padding: 20px;
    max-width: 800px;
    margin: auto;
}

input {
    padding: 8px;
    width: 70%;
}

/*
button {
    padding: 8px;
    cursor: pointer;
}
*/

.category {
    background: #fff;
    margin-top: 10px;
    border-radius: 6px;
    overflow: hidden;
}

.category-header {
    padding: 12px;
    background: #007bff;
    color: #fff;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
}

.category-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 10px;
}

.category.open .category-content {
    max-height: 500px;
    padding: 10px;
}

.url-item {
    display: flex;
    justify-content: space-between;
    margin: 5px 0;
}

.url-item input {
    width: 60%;
}

.url-item a {
    color: #007bff;
    text-decoration: none;
}

.url-item a:hover {
    text-decoration: underline;
}

.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-box {
    background: white;
    padding: 30px;
    border-radius: 10px;
    width: 300px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    text-align: center;
}

.login-box input {
    width: 160px;
    margin-bottom: 10px;
}

.login-box button {
    width: 100%;
}