html, body {
    height: 100%;
    margin: 0px;
}

body {
    background-color: #000000;
    background: linear-gradient(0deg, #101010 0%, #000000 100%);
    color: #f0f0f0;
    font-family: Verdana, Arial, sans-serif;
    text-align: center;
}

#logo {
    margin: 40px 40px 20px 40px;
    height: 120px;
}

.nav_bar {
    border-bottom: 4px;
    width: 100%;
}

.horizontal_line {
    background-color: #f0f0f0;
    height: 4px;
    width: 100%;
}

.content {
    border-style: solid double;
    margin: 0 auto 0 auto;
    padding-top: 10px;
    text-align: left;
}

th, td {
    padding: 0px 40px 0px 40px;
}

h1 {
    font-size: 4rem;
    margin-bottom: 0px;
}

h3 {
    font-size: 1.2rem;
}

h4 {
    font-size: 1rem;
}

@media only screen and (max-width: 960px) {
    #logo {
        height: 160px
    }
    
    .content {
        min-width: 650px;
        width: 90%;
    }

    h3, h4, td {
        font-size: 1.6rem;
    }
}

a:link {
  color: #f0f0f0;
  text-decoration: none;
}

a:hover {
  color: #f0f0f0;
  text-decoration: underline;
}

a:visited {
  color: #e0e0e0;
  text-decoration: none;
}