* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color1: #fff9f0;
    --color2: #f7f2eb;
    --color3: #f2f0de;
    --color4: #edf1f6;
    --color5: #d0e3ff;
    --color6: #bad6eb;
    --color7: #7096d1;
    --color8: #334eac;
    --color9: #081f5c;
}


body {
    font-family: Arial, sans-serif;
    background: linear-gradient(-45deg, var(--color5), var(--color4), var(--color3));
    padding: 40px;
    text-align: center;
}


h1 {
    color: #333;
    text-align: left;
    font-size: 30px;
    font-weight: bold;
    margin-bottom: 40px;
}


.lab-tests {
    display: inline-block;
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
    max-width: 800px;
    width: 90%;
}

.test-category,
.scan-category {
    margin-bottom: 30px;
}


h2 {
    font-size: 28px;
    color: #333;
    text-align: left;
    margin-bottom: 20px;
}


.lab-tests label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 20px;
    margin: 15px 0;
    padding: 20px 25px;
    background: #f9f9f9;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}


.test-name {
    flex: 2;
    text-align: left;
    font-size: 20px;
    font-weight: bold;
    color: #555;
}


.test-price {
    flex: 1;
    text-align: left;
    font-size: 18px;
    color: #007bff;
    font-weight: bold;
}


.lab-tests input[type="checkbox"] {
    margin-left: 20px;
    order: 2;
    transform: scale(1.8);
    cursor: pointer;
}


.test-icon {
    width: 70px;
    height: 70px;
    margin-right: 15px;
}


button {
    margin-top: 30px;
    padding: 15px 40px;
    font-size: 18px;
    color: white;
    background-color: #007bff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #0056b3;
}

button:active {
    background-color: #004080;
}

button:focus {
    outline: none;
}

.main-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}


.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 90%;   
    max-width: 800px;
    margin-bottom: 40px;
}


.header-container h1 {
    font-size: 48px;
    font-weight: bold;
    color: #333;
    margin: 0;
}


.search-container {
    display: flex;
    align-items: center;
    gap: 10px;
    
}


.search-input {
    padding: 10px 20px;
    font-size: 16px;
    border: 2px solid var(--color8);
    border-radius: 5px;
    width: 250px;
}


.search-button {
    padding: 10px 20px;
    font-size: 16px;
    color: white;
    background-color: var(--color8);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-bottom: 30px;
    
}

.search-button:hover {
    background-color: var(--color9);
}

.search-button:active {
    background-color: #002b80;
}

.search-button:focus {
    outline: none;
}