main.scss

body,
html {
    width: 100vw;
    height: 100vh;
    margin: 0;
    padding: 0;
    overflow: hidden;
    font-family: 'Roboto', sans-serif;
}

h2 {
    margin: 15px 5px;
}

#error {
    position: fixed;
    display: flex;
    width: 100vw;
    height: 100vh;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

#errorBox {
    display: flex;
    background: #FFF;
    border-radius: 5px;
    box-shadow: 0px 0px 6px 1px red;
    border-left: 8px solid red;
    align-items: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.5s;

    &.trans {
        opacity: 0;
    }

    i {
        font-size: 30px;
        color: red;
        margin: 20px;
    }

    p {
        margin: 0 20px 0 0;
        font-weight: 700;
        font-size: 1.2em;
    }
}

#headerL,
#headerM,
#headerR,
#footerR {
    position: fixed;
    display: flex;
    align-items: flex-end;
    width: 100vw;
    pointer-events: none;
}

#headerL {
    justify-content: flex-start;
}

#headerM {
    justify-content: center;
}

#headerR {
    justify-content: flex-end;
}

#footerR {
    justify-content: flex-end;
    height: 100vh;

    i {
        margin-right: 8px;
        font-size: 1.4em;
    }
}

a {
    color: #000;
    text-decoration: none;
}

#footerRight {
    display: flex;
    align-items: center;

    &:hover {
        background: #333;
        color: #FFF;
    }
}

#mid,
#left,
#right,
#footerRight {
    background: #FFF;
    box-shadow: 0px 0px 4px rgba(0, 0, 0, 1);
    padding: 5px;
    pointer-events: all;
    margin: 15px;
    border-radius: 5px;
}

#left,
#right,
#footerRight {
    padding: 10px;
    line-height: 25px;
}

#title {
    width: 100%;
    text-align: center;
}

#toolbar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

#tools {
    display: flex;
    align-items: center;
    justify-content: center;

    div {
        padding: 5px;
        margin: 5px;
        cursor: pointer;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        border-radius: 5px;

        i {
            font-size: 28px;
            padding: 5px;
        }

        &:hover {
            background: #EEE;
        }

        &.pressed {
            background: #666 !important;
            color: #FFF;
        }
    }
}

.button {
    padding: 10px 0;
    text-align: center;
    margin: 5px;
    cursor: pointer;
    border-radius: 5px;
}

#reset {
    background: #EEE;

    &:hover {
        background: #CCC;
    }
}

#run {
    background: #BFB;

    &:hover {
        background: #8F8;
    }
}

#clear {
    background: #FBB;

    &:hover {
        background: #F88;
    }
}

#speedDiv {
    margin: 10px 5px 5px 5px;
}

#speedText {
    display: flex;
    align-content: center;
    justify-content: space-between;

    p {
        margin: 0;
        padding: 0;
    }
}

#speed {
    width: 100%;
}

.dis {
    display: none !important;
}