.one {
    width: 1300px;
    height: 800px;
    background-color: pink;
    overflow: auto;
    border-radius: 30px 0 0 30px;
    margin: 20px;
}

.block {
    width: 250px;
    height: 250px;
    background-color: blanchedalmond;
    padding: 10px;
    margin: 10px;
    border: 2px solid black;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
    border-radius: 25px; 
    display: inline-block;
}