@base: #f938ab; .box-shadow(@style, @c) when (iscolor(@c)) { -webkit-box-shadow: @style @c; box-shadow: @style @c; } .box-shadow(@style, @alpha: 50%) when (isnumber(@alpha)) { .box-shadow(@style, rgba(0, 0, 0, @alpha)); } .box { color: saturate(@base, 5%); border-color: lighten(@base, 30%); div { .box-shadow(0 0 5px, 30%) } } .navbar-custom{ background: -webkit-linear-gradient(0deg, #6a2823, #90443f); background: -o-linear-gradient(0deg, #6a2823, #90443f); background: -moz-linear-gradient(0deg, #6a2823, #90443f); background: linear-gradient(0deg, #6a2823, #90443f); }