* {
    box-sizing: border-box;
}

#myVideo {
    position: fixed;
    right: 0;
    bottom: 0;
    min-width: 100%; 
    min-height: 100%;
}

.content {
    position: fixed;
    bottom: 0;
    color: #f1f1f1;
    width: 100%;
    padding: 20px;
}

#myBtn {
    width: 200px;
    font-size: 18px;
    padding: 10px;
    border: none;
    background: #000;
    color: #fff;
    cursor: pointer;
}

#myBtn:hover {
    background: #ddd;
    color: black;
}

.card {
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.75);
    border-radius: 25px;
    margin: 3px;
    background-color: black;
}
.last-mod {
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.75); /*the 0.75 makes the larger shadow */
    border-width: 2px;
    border-color: black;
    background-image: linear-gradient(black, #8B0000);
    width: 20%;
    font-family: sans-serif;
    font-size: 65%; 
    color: #ffd700;
    font-style: italic; 
    font-variant: small-caps;
    margin: 0px;
}
.tooltip {
    position: relative;
    display: inline-block;
    text-decoration: none;
    text-align: center;
    font-size: 110%;
    color: white;
    font-weight: bold;
    background-blend-mode:darken;
    background-color:rgba(0,0,0,0.6);
    font-variant: small-caps;
    width: 150px;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 550px;
    margin-left: -275px;
    background-color: #353839;
    color: #fff;
    text-align: justify;
    border-radius: 6px;
    padding: 10px 10px;
    position: absolute;
    z-index: 1;
    bottom: 40px;
    left: 50%;
    opacity: 0;
    transition: opacity 0.3s;
    font-weight: normal;
    text-decoration: none;
    font-size: 80%;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.75);
    font-variant: normal;
    line-height: 110%;"
}

.tooltip .tooltiptext::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: #555 transparent transparent transparent;
    text-decoration: none; 
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
    text-decoration: none;
}
.about-section {
  width: 30%;
  padding: 1px;
  background-blend-mode:darken;
  background-color:rgba(0,0,0,0.6);
}