.search {
    margin-top:80px;
}

.search-container {
    max-width: 400px;
    margin: 40px auto;
    padding: 20px;
    border-radius: 12px;
    background: #ffffff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    font-family: "Microsoft YaHei", sans-serif;
}

.form-row {
    margin-bottom: 15px;
}

    .form-row label {
        display: block;
        font-size: 15px;
        margin-bottom: 6px;
        color: #333;
        font-weight: bold;
    }

    .form-row input {
        width: 100%;
        padding: 10px 12px;
        font-size: 14px;
        border-radius: 6px;
        border: 1px solid #ccc;
        transition: all .2s;
    }

        .form-row input:focus {
            border-color: #4A90E2;
            box-shadow: 0 0 4px rgba(74,144,226,0.5);
        }

.submit-btn {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    font-weight: bold;
    background: #4A90E2;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: 0.2s;
}

    .submit-btn:hover {
        background: #357ABD;
    }


.certificate-Box {
    max-width: 1200px;
    margin: 100px auto;
    position: relative;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .certificate-Box {
        max-width: 100%;
        max-height: 600px;
        margin: 50px 10px;
        padding: 5px 5px;
    }
}