* {
	margin: 0;
	padding: 0;
}

h1 {
    text-align: center;
    font-size: 3rem;
    color: blue;
}

p {
    text-align: center;
    font-size: 1.5rem;
    margin: 1em 20%;
}

body {
    margin: 0;
    padding: 0 0;
    background-color: rgb(245, 248, 196);
    font-family: Arial, Helvetica, sans-serif;
}

table.calmain {
    margin-left: auto;
    margin-right: auto;
    margin-top: 1%;
    background: black;
    padding: 7px 5px;
    border: 6px solid black;
    padding-bottom: 0;
    box-shadow: 0 0 25px #1f5969;
    border-radius: 10px;
}

input.result {
    font-family: "Seven Segment", Arial, Helvetica, sans-serif;
    margin-bottom: 5px;
    margin-right:auto;
    text-align: right;
    color: white;
    background-color: rgb(92, 92, 92);
    width: 600px;
    height: 50px;
    border: 2px solid rgb(247, 243, 243);
    padding: 10px 10px;
    font-size: 45px;
    font-weight: 600;
    
    border-radius: 5px;

}

button {
    padding: 10px 10px;
    width: 70px;
    height: 60px;
    margin-bottom: 7px;
    font-size: 26px;
    font-weight: 500;
    background: #768677;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}

input.stack {
    background-color: cadetblue;
    width: 230px;
    height:35px;
    font-size: 26px;
    font-weight: 600;
    text-align: right;
    border-radius: 5px;
    margin-bottom: 6px;
}

button.stack {
    background-color: hsl(182, 25%, 50%);
    color: black;
}

button.stacknon {
    background-color: hsl(182, 25%, 50%);
    color: black;
}

button.stacknon:hover {
    background-color: hsl(182, 25%, 50%);
    color: black;
}

button.stack:hover {
    background-color: hsl(182, 50%, 50%);
}

button.help {
    width: 145px;
    background-color: hsl(0, 92%, 85%);
    color: black;
}

button.help:hover {
    background-color: hsl(0, 100%, 81%);
}

button.enter {
    background-color: hsl(0, 3%, 85%);
    height: 280px;
    word-wrap: break-word;
    color: black;
    font-size: 45px;
    font-weight: 100;
    padding-top: 0;
}

button.enter:hover {
    background-color: hsl(208, 1%, 97%);
}

button.backspc {
    background-color: hsl(210, 3%, 85%);
    color: black;
}

button.backspc:hover {
    background-color: hsl(208, 1%, 97%);
}

button.test {
    background-color: brown;
}

button.test:hover {
    background: #4f5a50;
}

button.number {
    background-color: hsl(34, 57%, 70%);
    color: black;
    font-weight: 600;
}

button.number:hover {
    background-color: hsl(34, 90%, 70%);
}

button.opr {
    background:hsl(124, 57%, 70%);
    color: black;   
}

button.opr:hover {
    background:hsl(124, 90%, 70%);   
}

button.clrx {
    background:hsl(0, 98%, 50%); 
}

button.clrx:hover {
    background:hsl(0, 90%, 70%);
}

button.invisable {
    background:hsl(0, 0%, 0%);
    border: none;
}

button.funchg {
    background:hsl(115, 98%, 50%);
    color: black; 
}

button.funchg:hover {
    background:hsl(115, 92%, 76%); 
}

button.trigfunction {
    background:hsl(66, 89%, 75%);
    color: black; 
}

button.trigfunction:hover {
    background:hsl(65, 85%, 87%); 
}

button.arctrigfunction {
    font-size:medium;
    background:hsl(66, 89%, 75%);
    color: black; 
}

button.arctrigfunction:hover {
    background:hsl(65, 85%, 87%); 
}

button.function {
    background:hsl(187, 94%, 81%);
    color: black; 
}

button.function:hover {
    background:hsl(186, 79%, 91%); 
}

td.name {
    color: white;
    text-align: center;
    font-size: 1.3rem;
    font-weight: 600;
    font-family: Arial, Helvetica, sans-serif;
}

td.rpn {
    color: white;
    text-align: center;
    font-size: 15px;
    font-weight: 600;
    font-family: Arial, Helvetica, sans-serif;
}

td.date{
    color: white;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 600;
    padding-bottom: .5rem;
}
span.large {
    font-size: 40px;
}
/*span.blue {
    color: rgb(160, 252, 252);
}

button.clear {
    color: rgb(255, 254, 254);
    background: #fa4c4c;
    width: 150%;
}

button.clear:hover {
    background: #fa0202;
} */