/***********************************
******** header ******************
*********************************/

.logo_mobile{
    display: none;
    margin-left: auto;
    margin-right: auto;
}

header {
    position: fixed;
    background-color: transparent;
    padding: 0 30px;
}

nav.navbar {
    padding: 0;
    border-bottom: 1px solid #f3f3f3;
    border-bottom: none;
}

nav.navbar .navbar-brand {
    margin-right: 0;
    padding: 4px 0 1px;
    line-height: 1;
}

nav.navbar .nav-item {
    display: inline-block;
    position: relative;
    padding: 1rem 1rem 0 0;
}

nav.navbar .nav-item:after {
     content: '';
     width: 0;
     display: block;
     margin: -1px auto;
     background: rgba(255, 60, 15, 1);
     height: 2px;
     -webkit-transition: all ease-in-out .3s;
     -moz-transition: all ease-in-out .3s;
     -ms-transition: all ease-in-out .3s;
     -o-transition: all ease-in-out .3s;
     transition: all ease-in-out .3s;
 }

nav.navbar .nav-item:hover:after {
     width: 100%;
 }

nav.navbar .nav-item.btn {
    border: 0;
    padding: 0;
}

nav a{
    color: #ffffff;
}

nav a:hover{
    color: #ffffff;
    text-decoration: none;
}

.btn{
    color: #ffffff;
    padding: 0.7rem;
    background: rgba(255, 60, 15, 0.7);
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
    font-size: 14px;
    margin: 15px 10px 15px 5px;
    -webkit-transition: background ease-in-out .3s;
    -moz-transition: background ease-in-out .3s;
    -ms-transition: background ease-in-out .3s;
    -o-transition: background ease-in-out .3s;
    transition: background ease-in-out .3s;
}

nav.navbar .nav-item.btn .nav-link:hover {
     background: rgba(195, 15, 4, 0.8);
    color: #fff;
 }

nav.navbar .nav-item.btn:hover:after {
     display: none;
 }

.navbar-toggler {
    margin-right: 19px;
}

.navbar-toggler:focus,
.navbar-toggler :active,
.navbar-toggler .active {
     outline: none;
 }

.navbar-toggler-icon {
    position: relative;
}

.navbar-toggler-icon span {
    display: block;
    width: 94%;
    background: #ff8d04;
    height: 2px;
    position: relative;
    margin-bottom: 7px;
    margin-top: 4px;
}

/****** logo *********/
.logo{
    max-width: 100px;
    width: 100%;
    display: none;
}