.message-time {
    font-size: 14px;
}

.card-header {
    background-color: #009944;
}

#privacy-notice {
    background-color: #ffffcc;
}

.card-footer {
    background-color: #ffffff;
}

.logo-img {
    height: 66px;
}

.font-size-style {
    vertical-align: middle;
}

.message-small {
    font-size: 10px;
}

.message-medium {
    font-size: 15px;
}

.message-large {
    font-size: 20px;
}


.cs-avatar {
    width: 45px;
    height: 100%;
}

.user-avatar {
    width: 45px;
    height: 100%;
}

.welcome-message {
    background-color: #f5f6f7; 
    display: inline-block; 
    word-break: break-word;
}

.message-container {
    width: 90%;
}

.message-text {
    text-align: right;
}

.message {
    display: inline-block;
    word-break: break-word;
    white-space: normal;
}

.message-background-cs {
    background-color: #f5f6f7;
}

/* 字體大小按鈕樣式 */
.font-size-buttons .btn {
    border-radius: 50%;
    width: 36px;
    height: 36px;
    padding: 0;
    font-size: 14px;
    line-height: 36px;
    text-align: center;
}

.font-size-buttons .btn.active {
    background-color: #6c757d;
    color: #fff;
}

#chat-form .form-control {
    flex: 1;
}


.font-size-style {
    text-align: center;
    width: 100%;
}

#chat-form .card-footer {
    white-space: nowrap;
    overflow: hidden;
}

#service-options {
    display: none !important;
}

#userInput {
    flex: 1;
}