.col-lg-12.col-md-12.col-sm-12.col-xs-12.nav_bg {
    background-color: black !important;
}
.appoint {
    background: rgb(22, 22, 23);
    background: -moz-linear-gradient(-45deg, rgba(102,120,188,1) 0%, rgba(103,108,184,1) 100%);
    background: -webkit-linear-gradient(-45deg, rgba(102,120,188,1) 0%,rgba(103,108,184,1) 100%);
    background: #fbe106;
  color:black;
}
#header .top_bar {
    background: #0c0c0d;
}
.tt-banner-label {
    font-size: 30px;
    line-height: 36px;
    font-weight: 700;
  color:black;
    margin: 0;
}

.tt-copy {
    font-size: 14px;
    line-height: 20px;
    color: #676973;
    background: #000000 !important;
    padding: 30px 0;
}

.index2btn {
    background: #1c1c1d!important;
    color: #fff!important;
}

.dr_sign {
    margin-top: 50px;
    margin-left: 40px;
    display: none;
}