*{
    padding: 0px;
    margin: 0px;
}
h1{
    color: rgba(255,255,255,1);
    font-weight: bold;
    font-size: 15px;
    font-family: 'Roboto',sans-serif;
}
.contenidocabesera{
    background: rgba(0,0,0,1);
    width: 100%;
}
.contenidocabesera div:first-child{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
}
.contenidocabesera div:first-child div a{
    cursor: pointer;
    color: rgba(255,255,255,1);
    text-decoration: none;
    text-align: center;
}
.contenidocabesera div:first-child div a h1:hover{
    color: rgba(123,123,123,1);
}
.logocabesera{
    width: 100px;
    height: auto;
}
.cabeseramenu{
    display: none;
}
.contenidomenu{
    display: flex;
    justify-content: space-between;
}
.icon-bars{
    display: block;
    width: 60px;
    height: 60px;
    font-size: 50px;
    text-align: center;
    line-height: 100px;
    margin-left: auto;
    cursor: pointer;
}
.nav{
    position: absolute;
    top: 105px;
    left: -110%;
    color: rgba(255,255,255,1);
    width: 100%;
    transition: all .4s;
}
.menu{
    list-style: none;
    padding: 0;
    margin: 0;
}
.menulink{
    color:rgba(255,255,255,1);
    display: block;
    padding:20px;
    background: rgba(0,0,0,1);
    text-decoration: none;
    width: 100%;
    height: auto;
    position: relative;
    z-index: 2;
    font-family: 'Roboto', sans-serif;
    font-weight: bold;
}
.menulink:hover{
    background: rgba(255,255,255,1);
    color: rgba(0,0,0,1);
}
@media (orientation:portrait){
    .cabeseramenu{
        display: block;
    }
    .contenidomenu{
        padding: 12px;
    }
    .logocabesera{
        width: 90px;
        height: auto;
    }
    .contenidocabesera{
        display: none;
    }
    .mostrar{
        left: 0px;
    }
}