body{
    background: #e4e4e4;
}
img{
    max-width: 100%;
    height: auto;
}
ul{
    margin: 20px 0px 20px 0px;
    padding: 0px 0px 0px 20px;
}
.all-center{
    text-align: center;
}
.header{
    padding: 10px 0px;
}
.logo-item-big{
    padding-top: 25px;
    padding-bottom: 25px; 
}
.logo-item-big img{
    -moz-transition: all 0.3s;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}
.logo-item-big:hover img{
    -moz-transform: scale(1.1);
    -webkit-transform: scale(1.1);
    transform: scale(1.1);
}
.logo-item-small{
    padding-top: 5px;
    padding-bottom: 5px;
}
.logo-item-small img{
    -moz-transition: all 0.3s;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}
.logo-item-small:hover img{
    -moz-transform: scale(1.1);
    -webkit-transform: scale(1.1);
    transform: scale(1.1);
}
.small-logos{
    margin-top: 30px;
}
.site-btn{
    display: inline-block;
    padding: 4px 16px;
    border-radius: 3px;
    -moz-border-radius: 3px;
    -webkit-border-radius: 3px;
    color: #ffffff;
    background: #24316b;
}
.site-btn:hover{
    color: #ffffff;
    text-decoration: none;
    background: #3291d1;
}


.overlay{
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.5);
    transition: opacity 500ms;
    visibility: hidden;
    opacity: 0;
    width: 100%;
    height: 100%;
}
.overlay:target {
    visibility: visible;
    opacity: 1;
}

.popup{
    margin: 100px auto 0px auto;
    padding: 20px;
    background: #fff;
    border-radius: 5px;
    width: 50%;
    position: relative;
    transition: all 0s ease-in-out;
}

.popup h2{
    margin-top: 0;
    color: #333;
    font-family: Tahoma, Arial, sans-serif;
}
.popup .close{
    position: absolute;
    top: 0px;
    right: 10px;
    transition: all 200ms;
    font-size: 30px;
    font-weight: bold;
    text-decoration: none;
    color: #333;
}
.popup .close:hover{
    color: #06D85F;
}
.popup .content{
    max-height: 30%;
    overflow: auto;
}
.popup img{
    max-width: 300px; 
}
.popup h3{
    font-size: 18px;
    text-align: center;
}

@media only screen and (max-width: 768px){
    .popup{
        margin: 10px auto 0px auto;
        width: 90%;
    }
    .overlay{
        /*background: rgba(0, 0, 0, 0);*/
    }
}

@media only screen and (max-width: 400px){
    .popup img{
        max-width: 100%;
        width: 100%;
        height: auto; 
    }
}