main.css

body{
    margin: 0;
    overflow-x: hidden;
}
*:focus{
    outline: solid 1px blueviolet;
}
html{
    font-size: 18px;
}
#mode-select{
    user-select: none;
}
#mode-select, #game{
    margin: .5% 0;
    text-align: center;
    width: 100vw;
}
#start-game{
    height: 2.4rem;
    width: 5.8rem;
}
#mode-select *{
    font-size: .95rem;
}
#inputs{
    margin: .5% 0;
}
#inputs *{
    font-size: 3rem;
    height: 3.6rem;
    width: 1.8rem;
}
#inputs{
    user-select: none;
}
#root{
    width: 100vw;
    height: 100vh;
    max-width: 100vw;
    max-height: 100vh;
    display: flex;
    flex-direction: column;
}
#errors{
    color: crimson;
}
#output{
    margin-top: 2%;
    resize: none;
    width: 50vw;
    height: 50vh;
    word-wrap: normal;
    word-break: break-all;
    overflow-x: hidden;
    overflow-y: scroll;
    font-size: 1rem;
    -webkit-user-drag: none;
}
#oneoutput, #errors{
    text-align: initial;
    user-select: none;
}
#panel-container{
    display: flex;
    flex-direction: row;
    max-width: 100vw;
    justify-content: center;
}
#panel-container > *{
    margin: 0 1%;
}
#right{
    display: flex;
    flex-direction: column;
    justify-content: end;
    align-content: flex-end;
}
#history{
    height: 100%;
    text-align: end;
    user-select: none;
}
#about, #about *{
    user-select: none;
    text-align: center;
    word-wrap: normal;
    word-break: break-all;
}
@media screen and (max-width: 1000px){
    #output{
        width: 70vw;
        height: 55vh;
    }
}
@media screen and (max-width: 600px){
    #output{
        width: 90vw;
        height: 60vh;
    }
}