* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100%;
}

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

/* Main application container */
#wrapper {
    width: 100%;
    max-width: 900px;
    min-height: 100vh;

    margin: 0 auto;
    padding: 20px;

    background-color: bisque;
}

/* Tables */
table {
    width: 100%;
    height: auto;
    border-collapse: collapse;
}

td,
th {
    padding: 8px;
    text-align: center;
}

/* Buttons */
button {
    border-radius: 5px;
    border: 1px solid black;
    cursor: pointer;

    color: black;
    background-color: lightcoral;

    transition: background-color 0.3s ease;

    padding: 12px 20px;

    width: 100%;

    font-size: 16px;
}

button:hover {
    background-color: rgb(238, 75, 75);
}

/* Inputs */
input {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    box-sizing: border-box;
}

/* Main menu */
#main {
    max-width: 500px;
    margin: 40px auto;
}

/* Tables containing vocabulary/etc. */
#define {
    width: 100%;
}

/* Make large tables scroll horizontally on phones */
#define {
    display: block;
    overflow-x: auto;
}

/* Phone-specific styling */
@media (max-width: 600px) {

    #wrapper {
        width: 100%;
        min-height: 100vh;
        padding: 10px;
    }

    #main {
        width: 100%;
        margin: 20px auto;
    }

    button {
        padding: 14px 10px;
        font-size: 16px;
    }

    td,
    th {
        padding: 6px;
    }
}