:root {
    --dark-blue: #202040;
    --dark-blue-shade: #131327;
    --purple: #543864;
    --orange: #ff6363;
    --yellow: #ffbd69;
    --text-color: #fff;
    --white: #fff;
    --off-white: #d8e3e7;
    --wall: #bcccd1;
    --header: #126e82;
    --footer: #126e82;
    /* 
    var(--main-bg-color);
     */
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}
.color {
    margin: 10px;
    height: 24px;
    width: 16px;
    border-radius: 5px;
    border: 2px white solid;
    display: inline-block;
}
.hint{
    padding: 10px;
}
.description{
    display: grid;
    grid-template-columns: repeat(3,1fr);
    background-color: var(--dark-blue);
    color: #fff;
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 4px;
}
.h-unvisited {
    background-color: var(--dark-blue);
}
.h-visiting {
    background-color: var(--purple);
}
.h-inqueue,
.h-instack {
    background-color: var(--orange);
}
.h-visited {
    background-color: var(--yellow);
}
.start,
.end {
    background-color: #fff !important;
    color: #000 !important;
}
.wall {
    background-color: var(--off-white) !important;
    color: var(--off-white) !important;
}
.selected {
    background-color: var(--purple) !important;
    color: var(--white);
}
.inQueue,
.inStack {
    background-color: var(--orange) !important;
    color: var(--white);
}
.visited {
    background-color: var(--yellow) !important;
    color: var(--white);
}
* {
    padding: 0;
    box-sizing: border-box;
    margin: 0;
}
header {
    min-height: 80px;
    height: auto;
    background-color: var(--header);
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    flex-wrap: wrap;
    color: var(--white);
}
header > div {
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    min-width: 120px;
    flex-basis: 50%;
    max-width: 120px;
}
main {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background-color: var(--off-white);
    padding: 1rem;
}
footer {
    min-height: 100px;
    padding: 1rem 0;
    background-color: var(--dark-blue);
    display: flex;
    justify-content: center;
    align-items: center;
}
#navigation {
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    text-decoration: none;
}
#navigation img {
    height: 30px;
    width: 30px;
    margin-right: 1rem;
}
.box {
    /* overflow: scroll; */
    /* width: clamp(300px - 2rem, 80vh, 900px); */
    /* height: clamp(300px - 2rem, 80vh, 900px); */
    margin: 1rem auto;
    gap: 2px;
    box-sizing: border-box;
    background-color: var(--white);
    border: white 5px solid;
    border-radius: 4px;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
}
.childBox {
    padding: 5px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--dark-blue);
    color: var(--text-color);
    font-size: 1.5rem;
    border-radius: 4px;
    cursor: pointer;
    border-right: 1px solid white;
}
.childBox:hover {
    background-color: var(--dark-blue-shade);
}
#options {
    width: clamp(300px, 80%, 800px);
    background-color: var(--off-white);
    border-radius: 4px;
    padding: 1rem;
    color: #424642;
    display: grid;
    grid-template-columns: 2fr 2fr 1fr;
    gap: 10px;
}
#options > div {
    display: flex;
    justify-content: space-evenly;
    align-items: center;
}
#options label {
    margin-right: 0.5rem;
}

#options input {
    padding: 0.5rem;
    border-radius: 4px;
    border: 1px solid #d8e3e7;
}
#options button {
    padding: 0.5rem 1rem;
    border-radius: 4px;
    border: 1px solid #d8e3e7;
    font-size: large;
}
#start {
    border: none;
    padding: 8px 12px;
    border-radius: 4px;
    width: 100px;
}
@media only screen and (max-width: 850px) {
    #options {
        grid-template-columns: 1fr;
    }
    #options > div {
        justify-content: center;
    }
    #options > div label {
        flex-basis: 100px;
    }
    #options input {
        padding: 0.5rem;
        border-radius: 4px;
        flex-basis: 200px;
        width: 200px;
        border: 1px solid #d8e3e7;
    }
    #options button {
        padding: 0.5rem 1rem;
        border-radius: 4px;
        flex-basis: 200px;
        min-width: 200px;
        border: 1px solid #d8e3e7;
        font-size: large;
    }
    .description{
        grid-template-columns: 1fr;
    }
    .description>div{
        margin: .5rem 0;
    }
}