body{
    background-color: white;
}
h1{
    text-align: center;
    border: solid 3px;
    color: white;
    background-color: black;
}
h2{
    text-align: center;
    text-decoration: underline;
    color: rgb(0, 0, 0);
}
h4{
    color: black;
}
p{
    color: black;
}
h3{
    color: black;
}
h5{
    color: black;
}
.aa{
    font-size: 80px;
}
.mmm{
    color: aqua;
    text-decoration: underline;
}
.se{
    color: blue;
    text-decoration: underline;
}
.xx{
    color: blue;
    text-decoration: underline;
}