body {
    text-align: center;
    background-color: #161719;
    line-height: 1.5;
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

.textbox {
    background-color: #33313d;
    width: 75%;
    margin:5px auto;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}

input {
    text-align: center;
    width: 200px;
    font-size: 24px !important;
    background-color: #33313a;
    color: #ffffff;
    border: 3px black solid;
    border-radius: 10px;
    padding: 5px;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.1), 0 6px 20px 0 rgba(0, 0, 0, 0.09);
}

input:focus-within{
    outline: none;
}

.wrong {
    border-color: red !important;
}

.right {
    border-color: green !important;
}

#resdiv {
    background-color: #e8caa2; 
    width: 40rem;
    border-radius: 30px;
    margin: auto;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.05), 0 6px 20px 0 rgba(0, 0, 0, 0.04);
    max-width: 100%;
}

.resbody {
    background-color: transparent; 
    width: 5rem; 
    height: 12rem;
}

.band {
    width: 20px; 
    height: 12rem;
}

#tolerance {
    background-color: #d4af37;
}

.key {
    padding: 3px; 
    border: black solid 2px;
}

h2 {
    font-weight: 3;
    font-size: 45px;
    text-align: center;
}

.title {
    background-color: #33313d;
    padding: 10px;
    width: 75%;
    margin: 5px auto;
    margin-top: 10px;
    border-radius: 10px;
    text-align: center;
    margin-bottom: 10px;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}
p {
    font-size: 25px;
}

.grid-container {
    display: grid;
    grid-template-columns: auto auto auto;
    justify-content: center;
    gap: 2%;
    max-width: 100%;
}

img {
    margin-top: 120px;
    width: 100%;
}