.main-content {
    padding: 40px 0 !important;
}
.container-price-check {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 16px !important;
}
.box-results {
    background-color: #ffffff !important;
    padding: 16px !important;
    border-radius: 8px !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
    margin-bottom: 24px !important;
    display: none !important;
}
.main-title {
    font-size: 24px !important;
    font-weight: bold !important;
    text-align: center !important;
    text-transform: uppercase !important;
    margin-bottom: 24px !important;
    color: black;
}
.box-khoiluong {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 16px !important;
    justify-content: center !important;
    margin-bottom: 32px !important;
}
.box-khoiluong > div {
    flex: 1 1 150px !important;
    text-align: center !important;
    padding: 16px !important;
    background-color: #ffffff !important;
    border: 2px solid transparent !important;
    border-radius: 8px !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
    cursor: pointer !important;
    transition: border-color 0.3s ease !important;
    color: black;
}
.box-khoiluong > div.active {
    border-color: blue !important;
}
.box-khoiluong img {
    height: 60px !important;
    margin-bottom: 8px !important;
}
.box-khoiluong p {
    margin: 0 !important;
    font-size: 16px !important;
}
.form-tracuu {
    background-color: #ffffff !important;
    padding: 24px !important;
    border-radius: 8px !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
}
.form-group {
    margin-bottom: 24px !important;
}
.form-group label {
    display: block !important;
    font-weight: 600 !important;
    margin-bottom: 8px !important;
    font-size: 16px !important;
    color: black;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100% !important;
    padding: 12px !important;
    border: 1px solid #d1d5db !important;
    border-radius: 6px !important;
    font-size: 16px !important;
    box-sizing: border-box !important;
    color: black;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none !important;
    border-color: #e53e3e !important;
}
.al-tcgckt {
    display: flex !important;
    gap: 16px !important;
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
}
.al-tcgckt li {
    flex: 1 !important;
}
.btn-tracuu {
    background-color: #033273 !important;
    color: #ffffff !important;
    padding: 12px 24px !important;
    border: none !important;
    border-radius: 6px !important;
    width: 100% !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: background-color 0.3s ease !important;
}
.btn-tracuu:hover {
    background-color: #1c4dc0 !important;
}
.error {
    color: #e53e3e !important;
    font-size: 14px !important;
    margin-top: 4px !important;
    display: block !important;
}
.flex {
    display: flex !important;
    flex-wrap: wrap !important;
    margin-left: -12px !important;
    margin-right: -12px !important;
}
.w-full {
    width: 100% !important;
    padding-left: 12px !important;
    padding-right: 12px !important;
    box-sizing: border-box !important;
}
@media (min-width: 768px) {
    .md\:w-1\/2 {
        width: 50% !important;
    }
}