html, body {
    height: 100%;
    width: 100%;
    margin: 0;
    overflow: hidden;
}

.client-container {
    display: flex;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    height: var(--app-viewport-height, 100dvh);
}

#center.left-area {
    position: relative;
    flex: 1 1 100%;
    min-width: 0;
    box-sizing: border-box;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #f0f0f0;
}

.right-area.client-info {
    display: none;
    box-sizing: border-box;
    height: 100vh;
    height: 100dvh;
    height: var(--app-viewport-height, 100dvh);
    padding: 10px;
    overflow-y: auto;
    background-color: #ffffff;
    border-left: 1px solid #d8d8d8;
    /*flex-direction: column;*/
    /*gap: 10px;*/
    font-family: Arial, Helvetica, sans-serif;
    color: #333333;
}

@media (min-width: 1200px) {
    #center.left-area {
        flex: 0 0 66.6667%;
    }

    .right-area.client-info {
        display: block;
        flex: 0 0 33.3333%;
        width: auto;
        min-width: 0;
    }
}

.login-form {
    background: #f9f9f9;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 300px;
    box-sizing: border-box;
}

.login-form label {
    font-size: 0.9rem;
}

.login-form input {
    padding: 0.5rem;
    font-size: 1rem;
    width: 100%;
    box-sizing: border-box;
}

.login-form button {
    padding: 0.75rem;
    font-size: 1rem;
    cursor: pointer;
}

.login-message {
    background: #f9f9f9;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 300px;
    box-sizing: border-box;    
}
.center-area {
    justify-content: center;
    align-items: center;
    padding: 5px;
    background-color: #f0f0f0;
    position: relative;
    height: 80%;
}

.info-text {
    font-family: Arial, Helvetica, sans-serif;
}