*{
        box-sizing: border-box;
}




body {
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #ff1717;
}

.container {
    width: 960px;
    margin: 0 auto;
}

.box {
    background-color: #ffe9e9;
    margin: 10px 0;
    padding: 20px;
    border: 1px solid #ddd;
   
}