body {
    font-family: Arial, sans-serif;
}

h1 {
    text-align: center;
}

form {
    background-color: rgb(202, 238, 181);
    padding: 10px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
 
}

.pakollinen {
    color: crimson;
}
.levee {
    font-family: inherit;
    font-size: inherit;
    padding: 0,2em;
    width: 100%;
    box-sizing: border-box;
}

.nappi {
    background-color: rgb(35, 138, 15);
    color: rgb(255, 255, 255);
    width: 100%;
    padding: 0.5em 1em;
    border: none;
    font-size: 1.2em;
    font-weight: bold;
    letter-spacing: 1px;
    box-shadow: 2px 2px 0px #475a42;
    border-radius: 8px;

}
.nappi:hover {
        background-color: hsl(110, 50%, 30%);
}
.nappi:active {
    position: relative;
    top: 4px;
    left: 4px;
    box-shadow: none;
}

.nappi:first-child {
    margin-bottom: 1em;
}

.nappi:last-child {
    margin-top: 1em;
}

.numero {
    font-size: 1.5em;
    width: 3em;
    text-align: right;
}

table {
    width: 100%;
}

table input {
    width: 100%;
    margin: 0;
}

.vasen, .keski, .oikea {
width: 33%;
}

.keski {
    text-align: center;
}

.oikea {
    text-align: right;
}