*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    background-image: url(pic/background.jpeg);
    background-size: cover;
    background-position: center;
    
    
}
nav {

}
.menu-bar
{
    background: #34ebe1;
    text-align: center;
}
.menu-bar ul
{
    display: inline-flex;
    list-style: none;
}
.menu-bar ul li
{
    width: 180px;
    margin: 15px;
    padding: 15px;
    background: magenta;
}
.menu-bar ul li a { // texto del boton;
    font-size: 22px;
    text-decoration: none;
    color:white;
    font-style: normal;
    font-weight: bold;
        
}
.active, .menu-bar ul li:hover
{  
    border-radius: 4px;
    background-color: red;
}
.menu-bar .fa {
    margin-right: 8px;

}

.sub-menu-1 {
    display: none;
    
    
    
}
.menu-bar ul li:hover .sub-menu-1
{
    display: block;
    position: absolute;
        background: rgb(50,168,158,0.3);
        margin-top: 15px;
        margin-left: 15px;
      
}

.menu-bar ul li:hover , .sub-menu-1 ul
{
    
    display: block;
    margin: 10px;
}
.menu-bar ul li:hover , .sub-menu-1 ul li
{
   
    width: 150px;
    padding: 10px;
    border-bottom: 1px dotted #fff;
    background: transparent;
    border-radius: 6;
    text-align: left;
    
}
.menu-bar ul li:hover , .sub-menu-1 ul li:last-child
{
    border-bottom: none;
}
.menu-bar ul li:hover , .sub-menu-1 ul li a:hover
{
    color: #ff2f00;
}