html, body {
    height: 100%;
}

main {
    min-height: calc(100% - 100px);
    /*height: calc(100% - 100px);*/
    margin: 0 auto -100px;
    padding-bottom: 130px;
}
/*.footer, .push {*/
    /*height: 155px; !* .push must be the same height as .footer *!*/
/*}*/

footer {
    padding-top: 30px;
    height: 100px;
}

h1, h2, h3, h4, h5 {
    color: rgb(33, 37, 41);
}

.subtitle {
    max-width: 850px;
    text-align: center;
    margin: auto;
}

.navbar-brand {
    margin-right: 10px;
}

.subtitle h2 {
    font-size: 25px !important;
}

.fdb-block {
    padding-top: 15px !important;
    padding-bottom: 0 !important;
}

h3, h4 {
    font-weight: 400;
}

h3 {
    font-size: 20px;
}

h4 {
    font-size: 15px;
}

.nav-item a {
    font-weight: bold;
    font-size: 18px;

}

.logo {
    font-size: 30px;
    font-weight: bold;
}

.logo a {
    text-decoration: none;
    color: rgb(33, 37, 41);
}

.nav-item .fa,
.nav-item .fab {
    font-size: 25px;
}


.download-section figcaption {
    margin: 10px;
    font-weight: bold;
    font-size: 18px;
}


.img-rounded {
    border-radius: 4px;
    -moz-border-radius: 4px;
    -webkit-border-radius: 4px;
}

.img-shadow {

    -webkit-box-shadow:
            2px 4px 20px 0px rgba(0, 0, 0, 0.2),
            4px 6px 50px 8px rgba(0, 0, 0, 0.2);
    box-shadow:
            2px 4px 20px 0px rgba(0, 0, 0, 0.2),
            4px 6px 50px 8px rgba(0, 0, 0, 0.2);

}

.tilt-right {
    -webkit-transform: perspective(20px) rotateZ(.2deg) rotateY(-.2deg);
    transform: perspective(20px) rotateZ(.2deg) rotateY(-.2deg);
    -webkit-box-shadow:
            2px 4px 20px 0px rgba(0, 0, 0, 0.2),
            4px 6px 50px 8px rgba(0, 0, 0, 0.2);
    box-shadow:
            2px 4px 20px 0px rgba(0, 0, 0, 0.2),
            4px 6px 50px 8px rgba(0, 0, 0, 0.2);
}

.tilt-left {
    -webkit-transform: perspective(20px) rotateZ(-.2deg) rotateY(.2deg);
    transform: perspective(20px) rotateZ(-.2deg) rotateY(.2deg);
    -webkit-box-shadow:
            -2px 4px 20px 0px rgba(0, 0, 0, 0.2),
            -4px 6px 50px 8px rgba(0, 0, 0, 0.2);
    box-shadow:
            -2px 4px 20px 0px rgba(0, 0, 0, 0.2),
            -4px 6px 50px 8px rgba(0, 0, 0, 0.2);
}

.overview {
    font-size: 20px;
}

figcaption {
    font-size: 13px;
    font-weight: bold;
}

.section-text {
    font-size: 22px;
}

.navbar-links {
    margin-left: 20px;
}

.navbar-links a:visited,
.navbar-links a:hover,
.navbar-links a {
    /*color: #000000;*/
    font-size: 16px;
}

.intro {
    /*max-width: 900px;*/
    margin: auto;
}

.subtitle {
    font-size: 18px;
    padding-top: 20px;
    text-justify: auto;
}

#doc,
#post {
    max-width: 900px;
}

header .container {
    max-width: 950px;
}

#doc img {
    margin-top: 15px;
    margin-bottom: 15px;
}

#post h1,
#doc h1 {
    margin-top: 15px;
    margin-bottom: 15px;
}

blockquote {
    margin-left: 15px;
    border-left: 1px solid #111111;
    padding-left: 5px;
}