body
{
    font-family: Arial, Verdana, Helvetica, sans-serif;
    background-color: #D7D6D5;
}

/* blokkok elkerulese */
nav#toMain a {position:absolute; left:-9999px}
nav#toMain a:focus {position:static; background-color:#D7D6D5}

.hidden {position:absolute; left:-9999px;}

.navbar
{
    background-color: #343332;
}

.navbar-nav{
    width: 100%;
}

#navbar_img{
    width: 100%;
}

.navbar-brand
{
    width: 12.5%;
}

.navbar-nav li:nth-child(4)
{
    background-color: #D7D6D5;
    width: 10em;
    align-content: center;
} 

.navbar .nav-item
{
    margin-left: 2.5%;
    margin-right: 2.5%;
    width: 25%;
    text-align: center;
}

.navbar .nav-item .nav-link
{
    font-size: 1.25em;
    font-style: italic;
    color: #FFF;
}


#lang {
    list-style-type: none;
    display: inline;
    padding-inline-start: 5px;
}

#lang li
{
    display: inline;
}

#lang li a
{
    text-decoration: none;
    color: #343332;
}

.container_content
{
    width: 100%;
    text-align: left;
    margin-top: 10px;
    margin-bottom: 10px;
}

.container_content .row .col-lg-4 h1
{
    color: white;
    font-weight: bold;
    font-size: 28px;
}

.img_content
{
    background-color: #343332;
    opacity: 80%;
    height: 20vh;
}

.row{
    margin: 0%;
}

.container_content .row .col-lg-4:nth-child(1)
{
    height: 90vh;
    background-image: url('../img/szolgaltatasok.png');
    background-size: cover;
    background-repeat: no-repeat;
    align-content: end;
}

.container_content .row .col-lg-4:nth-child(2)
{
    height: 90vh;
    background-image: url('../img/villamos_kivitelezes.jpeg');
    background-size: cover;
    background-repeat: no-repeat;
    align-content: end;
}

.container_content .row .col-lg-4:nth-child(3)
{
    height: 90vh;
    background-image: url('../img/plans.jpeg');
    background-size: cover;
    background-repeat: no-repeat;
    align-content: end;
}

.a_btn_div
{
    margin-top: 5vh;
    height: 10vh;
    width: 10vw;
}

.a_btn
{
    color:#FFF;
    border: 3px solid #FFF;
    border-radius: 10px;
    font-weight: bold;
    text-decoration: none;
    opacity: 100%;
}

.a_btn:hover{
    background-color: white;
    color: #343332;
    text-decoration: none;
    border: none;
}

.content_img{
    width: 100%;
}

#div_footer
{
    height: 50px;
    text-align: left; 
    align-content: center;
    background-color: #343332;
    color: white;
    font-size: 1.2em;
    font-weight: 600;
    padding: 2vh;
}

#div_footer a
{
    color: white;
    text-decoration: underline;
}

p
{
    text-align: justify;
}

@media screen and (max-width:1000px)
{
    .container_content .row .col-lg-4 h1
    {
        font-size: 2rem;
    }

}

@media screen and (max-width:991px)
{
    .navbar .nav-item
    {
        width: 50%;
    }
}

@media screen and (max-width:900px)
{
    .container_content .row .col-lg-4 h1
    {
        font-size: 1.6rem;
    }
}