.header {
    background: url(../img/bg-xmas-1.png) repeat #e14f5c !important;
    background-size: 512px!important;
}
.header .header-btn {
    background: #e14f5c;
}

.header-btn:hover, .header-btn.active {
     background-color: rgba(255, 255, 255, 0.2);
 }