CSS đổi màu mobile menu Flatsome:

Đổi màu mặc định menu Flatsome:

.off-canvas-left.mfp-ready .mfp-content {
background: #18b7ca;
}.nav-sidebar.nav-vertical>li+li {
border-top: 1px solid #15a0b1;
border-bottom: 1px solid #29c7da;
}.off-canvas:not(.off-canvas-center) .nav-vertical li>a {
padding-left: 20px;
padding-top: 12px;
padding-bottom: 12px;
text-transform: none;
color: white;
font-size: 16px;
}.nav-vertical li ul {
padding-bottom: 0 !important;
background: #0d9aab;
}.nav-vertical li ul li a {
font-size: 15px !important;
padding-top: 7px !important;
padding-bottom: 7px !important;
}