html {
    background: url("/img/background.jpg") no-repeat center center fixed;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    height: 100%;
    width: 100%;
}
.box-container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}
.box {
    border-radius: 30px;
    background: rgba(211, 211, 211, 0.7);
    padding: 50px;
}
.box-header {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.box-header img {
    height: 150px;
    width: auto;
    border-radius: 50%;
}

.box-header h2 {
    margin: 5px 0 0 0;
}

.box-header h3 {
    margin: 0;
    color: dimgrey;
}

.box-content {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 3em;
}

.box-content a {
    margin: 40px 10px 10px 10px;
}

a {
    color: inherit;
    text-decoration: none;
}

a:active {
    color: inherit;
}