*{
    margin: 0;
    padding: 0;
}
#red{
    color:rgb(225, 0, 0);
}

p.blue{
    color: blue;
}
p{
    background-color: aqua;
    border: 1px solid red;
    padding: 20px 30px 40px 50px;
    color: blue;
    margin: 30px;
}
p{
    color: black;
}
div{
    width: 100px;
    height: 100px;
    background-color: rgba(0, 225, 0,0.5);
    position: absolute;
    top: 0;
}
table{
    border-collapse: collapse;
    margin: 50px;
}
td{
    border: 3px solid darkslategray;
    font-size: 30px;
    padding: 20px;
    border-collapse: collapse;
}
.grey{
    color: gray;
}
td:hover{
    color: dimgray;
}
#calander td:th{
    padding: 10px;
    text-align: center;
}