.t199__header {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 990;
    height: 62px;
    background-color: rgba(255,255,255,0);
    color: #000;
    text-align: right;
    line-height: 66px;
    transition: 0.4s ease;
    transition-property: background-color,box-shadow;
}