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

body {
    font-family: Arial, sans-serif;
    background-color: #fff;
    padding: 20px;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    border: 1px solid #ccc;
}

.header {
    background-color: #222;
    color: #fff;
    text-align: center;
    padding: 25px;
    font-size: 24px;
    font-weight: bold;
}

.banner {
    height: 340px;
    background: url('images/phonebgrd.jpg') no-repeat center center;
    background-size: cover;
    position: relative;
}

.banner-text {
    width: 100%;
    text-align: center;
    font-size: 42px;
    font-weight: bold;
    color: #f1e49c;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7), -2px -2px 8px rgba(0, 0, 0, 0.7);
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.features-row {
    padding: 40px 25px;
    background-color: #fff;
    overflow: hidden;
}

.feature-box {
    float: left;
    width: 31.33%;
    margin-right: 3%;
    border: 1px solid #ddd;
    padding: 30px 20px;
    min-height: 180px;
    border-radius: 4px;
}

.feature-box.last-box {
    margin-right: 0;
}

.feature-box h3 {
    font-size: 14px;
    font-weight: bold;
    color: #000;
    margin-bottom: 15px;
    line-height: 1.4;
}

.feature-box p {
    font-size: 12px;
    color: #333;
    line-height: 1.6;
}

.footer {
    background-color: #23a04a;
    color: #fff;
    text-align: center;
    padding: 35px 20px;
    clear: both;
}

.footer p {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 20px;
}

.footer button {
    background-color: #fff;
    color: #000;
    border: 1px solid #ccc;
    padding: 10px 30px;
    font-size: 13px;
    cursor: pointer;
    font-weight: normal;
}

.footer button:hover {
    background-color: #f5f5f5;
}