* {
    box-sizing: border-box;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.5;
    max-width: 1100px;
    margin: 2rem auto;
    padding: 0 1rem;
    color: #111;
    background: #fff;
}

main {
    width: 100%;
}

a {
    color: #0645ad;
}

a:hover,
a:focus {
    color: #002f6c;
}

table {
    border-collapse: collapse;
    width: 100%;
    margin: 1rem 0;
}

th,
td {
    border: 1px solid #ccc;
    padding: 0.5rem;
    text-align: left;
    vertical-align: top;
}

th {
    background: #f3f3f3;
}

code {
    background: #f3f3f3;
    padding: 0.15rem 0.25rem;
}

pre {
    background: #f3f3f3;
    padding: 1rem;
    overflow-x: auto;
}

label {
    display: block;
    margin-top: 1rem;
    font-weight: 600;
}

input,
select,
textarea {
    width: 100%;
    max-width: 640px;
    padding: 0.5rem;
    font: inherit;
}

textarea {
    min-height: 5rem;
}

button {
    margin-top: 1rem;
    padding: 0.65rem 1rem;
    font: inherit;
    cursor: pointer;
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.65;
}

input:focus,
select:focus,
textarea:focus,
button:focus,
a:focus {
    outline: 3px solid #99c2ff;
    outline-offset: 2px;
}

fieldset {
    margin: 1.5rem 0;
    padding: 1rem;
    border: 1px solid #ccc;
}

legend {
    font-weight: 700;
}

.panel {
    border: 1px solid #ccc;
    padding: 1rem;
    margin: 1.25rem 0;
}

.round {
    border-top: 1px solid #ddd;
    margin-top: 1rem;
    padding-top: 1rem;
}

.transfer {
    border-left: 4px solid #ccc;
    margin: 1rem 0;
    padding-left: 1rem;
}

.errors,
.error {
    border: 1px solid #b00020;
    padding: 1rem;
    color: #b00020;
}

.success,
.messages {
    border: 1px solid #0a7a35;
    padding: 1rem;
}

.muted {
    color: #555;
}

.option-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    max-width: 760px;
    margin-bottom: 0.75rem;
}

.checkbox-label {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    font-weight: 400;
}

.checkbox-label input {
    width: auto;
}

.inline-form {
    display: inline;
}

.inline-form button {
    margin-top: 0;
}

.write-in-field {
    margin-top: 0.35rem;
}

@media (max-width: 700px) {
    body {
        margin: 1rem auto;
    }

    .option-row {
        grid-template-columns: 1fr;
    }

    table {
        display: block;
        overflow-x: auto;
    }
}