body {
  margin: 0;
  font-family: sans-serif;
  padding-top: 200px;
  /* ヘッダー高さ分 */
}




.container {
    max-width: 700px;
    margin: 0 auto;
    padding: 0 16px;
    text-align: center;
}

#title {
    font-size: 22px;
    background-color: #3a8ecb;
    color: #ffffff;
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h2 {
    font-size: 18px;
    text-align: left;
    margin: 25px 0 8px 0;
    color: #2a6f9f;
    font-weight: bold;
    border-left: 5px solid #3a8ecb;
    padding-left: 8px;
}

.table-wrapper {
    width: 100%;
    margin-bottom: 20px;
    background-color: #ffffff;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

table {
    width: 100%;
    border-collapse: collapse;
    border: 2px solid #333333;
}

th, td {
    padding: 10px 6px;
    text-align: center;
    border: 1px solid #333333;
    font-size: 14px;
}

th {
    background-color: #e6f2fa;
    color: #1a4a6e;
    font-weight: bold;
}

.rest-row td {
    background-color: #f0f0f0;
    font-weight: bold;
    color: #555555;
    padding: 12px;
}

.slashed-cell {
    background: linear-gradient(to top right, transparent 49%, #333333 49%, #333333 51%, transparent 51%);
    background-color: #fafafa;
}

.team-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 4px;
    font-weight: bold;
    color: #000000;
    border: 1px solid #333333;
}
.team-a { background-color: #fff100; }
.team-b { background-color: #e65539; color: #fff; }
.team-c { background-color: #f39800; color: #fff; }
.team-d { background-color: #e5007f; color: #fff; }
.team-e { background-color: #0068b7; color: #fff; }
.team-f { background-color: #9fa0a0; color: #fff; }
.team-g { background-color: #85c9ec; }
.team-h { background-color: #714f9d; color: #fff; }
.team-i { background-color: #009944; color: #fff; }

.admin-notice {
    color: #d9534f;
    font-weight: bold;
    margin-bottom: 15px;
}

.admin-select {
    padding: 5px;
    font-size: 13px;
    width: 95%;
    border-radius: 4px;
    border: 1px solid #ccc;
}

.nav-links {
    margin-top: 30px;
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    background-color: #3a8ecb;
    color: #ffffff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    border: none;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.btn:hover {
    background-color: #2a6f9f;
}

.save-btn {
    background-color: #28a745;
}