body {
    font-family: 'Roboto', sans-serif;
    background-color: #f5f5f5;
    margin: 0;
    padding: 20px;
}

.cf-container__fields {
    background: #fff;
    border: 1px solid #e5e5e5;
    box-shadow: 0 1px 5px rgba(0,0,0,.1);
    padding: 20px;
    margin-top: 20px;
    border-radius: 8px;
}

.cf-field__head {
    font-weight: 600;
    color: #6200ee;
    margin-bottom: 15px;
}

.cf-complex__groups {
    border: 1px solid #e5e5e5;
    border-radius: 8px;
    overflow: hidden;
}

.cf-complex__group {
    border-bottom: 1px solid #e5e5e5;
    padding: 15px 20px;
}

.cf-complex__group:last-child {
    border-bottom: none;
}

.cf-complex__tabs {
    background: #f1f1f1;
    border-bottom: 1px solid #e5e5e5;
}

.cf-complex__tabs-item {
    border: 1px solid #e5e5e5;
    border-bottom: none;
    background: #fff;
    margin-right: 5px;
    border-radius: 4px 4px 0 0;
    padding: 10px;
    cursor: pointer;
    transition: background 0.3s;
}

.cf-complex__tabs-item:hover {
    background: #e0e0e0;
}

.cf-complex__tabs-item--active {
    background: #fff;
    box-shadow: inset 0 -2px 0 #6200ee;
}

.cf-field .cf-file__inner {
    border: 1px solid #ddd;
    padding: 10px;
    border-radius: 3px;
}

/* Styles for horizontal lines */
.cf-container hr { 
    margin: 20px 0;
    border: none;
    border-top: 1px solid #e5e5e5;
}

/* Button styles */
.mdc-button {
    background-color: #6200ee;
    color: #fff;
    border-radius: 4px;
    padding: 10px 15px;
    transition: background 0.3s;
}

.mdc-button:hover {
    background-color: #3700b3;
}