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

body {
   font-family: Arial, sans-serif;
   font-size: 18px;
}

header {
   background-color: #333;
   color: #fff;
   padding: 20px;
   display: flex;
   align-items: center;
}

header img {
   max-width: 100px;
   margin-right: 20px;
}

h1 {
   font-size: 36px;
}

main {
   margin: 40px;
   text-align: center;
}

p {
   margin-bottom: 20px;
}

button {
   background-color: #ff914d;
   color: #fff;
   border: none;
   border-radius: 5px;
   padding: 10px 50px;
   font-size: 18px;
   cursor: pointer;
}

button:hover {
   background-color: #ffad80;
}

footer {
   font-size: 14px;
   text-align: center;
   margin-top: 40px;
   color: #999;
}