img {
    margin-bottom: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    border: 2px solid rgb(120, 120, 120);
}


video {
    max-width: 95%;
    display: block;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 20px;
    border: 2px solid rgb(142, 142, 142);
}

a {
    font-weight: bolder;
}

h1 {
    text-align: center;
    margin-bottom: 50px;
}

h2 {
    text-decoration-line: underline;
}

h3 {
    padding-left: 20px;
    text-decoration-line: underline;
    text-decoration-style: dotted;
}

h4 {
    padding-left: 30px;
    text-decoration-line: underline;
    text-decoration-style: wavy;
    text-decoration-thickness: 1px; 
}

.bd-main .bd-content .bd-article-container {
    max-width: 100%;

}


.bd-page-width {
    max-width: 100rem;
}

.bd-sidebar-primary {
    width: 20%;
}

.navbar-brand img {
  border: hidden;
}