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

.card{
    width: calc(25% - 10px);
    height: calc(25% - 10px);
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f0f0f0;
    font-family: Arial, sans-serif;
}

.container {
    text-align: center;
    padding: 20px;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 24px;
}

#random-number {
    font-size: 48px;
    margin: 20px 0;
    color: #333;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    background-color: #007bff;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

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

@media screen and (max-width: 992px){
    .card{
        width: calc(90% - 10px);
        height: calc(90% - 10px);
}
}

.logo{
    width: 100px;
    height: 100px;
   
}