<style>
        body {
            margin: 0;
            padding: 20px;
            font-family: Arial, sans-serif;
        }
        
        .split-container {
            position: relative;
            width: 100%;
            height: auto;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .split-container::before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 50%;
            background-color: #0b3151;
            border-top-left-radius: 25px;
            border-top-right-radius: 25px;
            z-index: 1;
        }
        
        .content {
            position: relative;
            z-index: 2;
        }
        
        .content > div {
            box-shadow: none !important;
        }
    </style>