.fab-btn-lead{
    position: fixed;
    background: transparent !important;
    border: 0;
    z-index: 999;
}.fab-btn-lead i{
    font-size: 40px !important;
    color: #FFFFFF;
    background-color: #45b007;
    border: none;
    border-radius: 50% !important;
    padding: 30px 20px;
    text-align: center;
    font-size: 24px;
    line-height: 10px;
    text-decoration: none;
    z-index: 1000;
}
.chat-box {
    position: fixed;
    width: 350px;
    background-color: #fff;
    border: 1px solid #c9c9c9;
    border-radius: 15px;
    box-shadow: 0px 5px 10px #ccc;
    z-index: 999;

}

.chat-box .header {
    padding: 15px;
    border-top-left-radius: 15px;
    border-top-right-radius: 15px;
    display: flex;
    justify-content: space-between;
}

.chat-box .header h3 {
    margin: 0 0 0 10px;
    font-weight: 600;
    color:#636363;
}

.chat-box .header .close-button {
    border: none;
    background-color: transparent;
    cursor: pointer;
    color:#555555;
    margin-left: 20px;
    max-width: 20px !important;
}
.chat-box .header .close-button:hover {
    background-color: #ccc;
    font-weight: 600;
}
.chat-box .body {
    padding: 20px 20px 10px 20px;
}
.chat-box .body .text{
    font-size: 18px;
    font-weight: 400;
    color: #5e5e5e;
}
.chat-box .body .sub-text{
    font-size: 12px;
    font-weight: 400;
    color: #5e5e5e;
}
.starten-copy{
    font-size: 10px;
    margin:0 20px;
}

.chat-box iframe {
    display: flex;
    flex-direction: column;
    padding:0 10px;
    height: 350px;
}

.chat-box form input, .chat-box form textarea {
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 5px;
    border: 1px solid #ccc;
    width: 100%;
}

.chat-box form button {
    background-color: #0073aa;
    color: #fff;
    border: none;
    border-radius: 5px;
    padding: 10px;
    cursor: pointer;
}
.control-label{
    display: none;
}

@media (max-width: 480px) {
    .fab-btn-lead{
      z-index: 9999;
    }
    .chat-box{
        z-index: 9999;
    }
  }