.body{
    background-color: rgb(21,21,21) !important;
    color: gray;
    text-align: center;
}

.h1{
    color: white;
    margin-top: 50px;
}

.a:link, .a:visited, .a:active {
    text-decoration:none;
}

.element {
    margin-top: 50px;

    border: 1px solid gray;
    color: gray;
    background-color: transparent;
    border-radius: 20px;
    height: 180px;
    width: 300px;
}
.element:hover {
    color: rgb(21,21,21);
    background-color: gray;
}