main {
    margin-top: 60px;
    margin-bottom: 50px;
}

header {
    margin-bottom: 30px;
}

article {
    border-bottom: 1px dashed #ccc;
    padding-bottom: 20px;
    margin-bottom: 20px;
}

aside {
    border-bottom: 1px solid #ccc;
    margin-bottom: 30px;
}

aside h1 {
    font-size: 1.4em;
    padding-bottom: 10px;
}

aside p {
    padding-bottom: 15px;
    font-size: 1.2em;
}

div.categories-sidebar {
    margin-top: 15px;
    padding-left: 18px;
    padding-bottom: 15px;
    background-color: #efefef;
}

div.categories-sidebar ol {
    margin-top: 20px;
}

div.categories-sidebar ol li {
    font-size: 1.3em;
}

div.detail {
    padding-left: 15px;
    padding-right: 15px;
}

h1 {
    font-size: 1.4em;
}

h2 {
    font-size: 1.2em;
}

div.search {
    padding-top: 10px;
}

input#txtFilter2 {
    width: 85%; 
    height: 36px;
    line-height: 1.5em;
    font-size: 16px;
}

@media print {
    navbar {
        display: none;
    }
    main {
        margin-top: 15px;
    }
}

@media (max-width: 767px) {
    div.categories-sidebar {
        display: none;
    }
}