body {
    font-family: "Open Sans", sans-serif;
    line-height: normal;
}

table {
    border: 2px solid #ccc;
    border-collapse: collapse;
    margin: 0;
    padding: 0;
    width: 100%;
    border-width: medium;
    line-height: 210%;
    border-color: #673939;
    min-width: 150px;
}

table tr {
    background-color: #f8f8f8;
    border: 2.5px solid #673939;
}

table td {
    font-size: 85%;
    text-align: center;
    position: relative;
    border: 1.25px solid #673939;
}

table th {
    font-size: 85%;
    text-align: center;
    border: 2px solid #673939;
}

table.table.table-bordered {
    background-color: #ffffff;
    border-width: medium;
    border-color: #673939;
}

div.operations button {
    font-family: monospace;
    font-weight: bold;
    width: 9rem;
    text-align: left;
}

.table-bordered thead th {
    border-bottom-color: #673939;
    border-bottom-width: 100%;
}

.table-bordered td {
    border: 2px solid #673939;
}

.rtable.table-bordered {
    border-width: medium;
    border-color: #673939;
}

#five-switch a {
    color: white;
    text-decoration: none;
}

#four-switch a {
    color: white;
    text-decoration: none;
}

#main-heading {
    align-content: center;
    margin-left: 35%;
    text-align: center;
    font-weight: 600;
    font-size: 2.3vw;
    color: #363636;
}

#result-heading {
    font-weight: bold;
    font-size: 2vw;
    color: #363636;
}

.message {
    text-align: center;
    border: solid rgb(164, 198, 82) 0.3rem;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1.5vw;
    color: #288EC8;
    border-radius: 0.5rem;
}

.br {
    display: block;
    margin-bottom: 2em;
}

.btn {
    border-radius: 16px;
    border: none;
    font-family: sans-serif;
    text-align: center;
    font-size: 0.7vw;
    background-color: #288EC8;
    width: 100px;
    color: white;
}

.btn:hover {
    background-color: #A9A9A9;
}

#anku {
    font-size: 90%;
}

@media screen and (max-width: 1570px) {
    .message {
        font-size: 2vh;
        margin-left: 10px;
        margin-right: 10px;
    }
    #main-heading {
        padding-top: 10px;
        font-size: 3vh;
    }
    #result-heading {
        font-size: 3vh;
    }
    .btn {
        font-size: 70%;
    }
}

@media screen and(max-width: 769px) {
    #main-heading {
        padding-top: 10px;
        text-align: center;
        font-size: 5.4vw;
    }
    .message {
        font-size: 4vw;
        margin-left: 10px;
        margin-right: 10px;
    }
    table th {
        font-size: 75%;
        text-align: center;
        font-weight: 600;
    }
    table td {
        font-size: 75%;
        text-align: center;
    }
    #anku {
        font-size: 85%;
    }
    #result-heading {
        font-size: 5vw;
        font-weight: bold;
    }
    .btn {
        font-size: 65%;
        width: 34%;
        margin-left: 50%;
    }
    .br {
        display: block;
        margin-bottom: 1em;
    }
}

#result {
    min-width: 100px;
}

@media screen and (max-width: 380px) {
    .message {
        font-size: 5vw;
        margin-left: 10px;
        margin-right: 10px;
    }
    table {
        line-height: 100%;
        min-width: 100px;
        border: 1px solid #ccc;
    }
    table th {
        font-size: 2.5vw;
        text-align: center;
        font-weight: 600;
    }
    table td {
        font-size: 2.5vw;
        text-align: center;
    }
    #main-heading {
        padding-top: 10px;
        font-size: 6vw;
    }
    #anku {
        font-size: 70%;
    }
    .btn {
        font-size: 3.2vw;
        width: 30%;
        margin-left: 40%;
    }
    .br {
        display: block;
        margin-bottom: 1em;
    }
}

@media screen and (max-width: 200px) {
    .message {
        font-size: 1.3vh;
    }
    table {
        line-height: 150%;
    }
    table td {
        font-size: 1vh;
        text-align: center;
    }
    table th {
        font-size: 0.4vh;
        text-align: center;
        font-weight: 600;
    }
    .btn {
        width: 100%;
        font-size: 1.3vh;
    }
}