style.css

*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
body{
    width: 100%;
    height: 100vh; 
    display: flex;
    justify-content: center;
    align-items: center;
    background-color:rgb(31, 92, 73);
}
.container{
    background-color:whitesmoke ;
    border-radius: 50px;
}
.head{
    padding: 30px ;
    border: 2px solid rgb(31, 92, 73);

}
.entry{
    margin:20px;
    text-align: center;
}
.entry input{
    height: 60px;
    width: 300px;
    border-radius: 20px;
    margin-right: 20px;
    margin-bottom: 50px;
    border: 4px solid rgb(31, 92, 73);
}


#btn{
    align-items: center;
    background-clip: padding-box;
    background-color: rgb(31, 92, 73);
    border: 1px solid transparent;
    border-radius: .25rem;
    box-shadow: rgba(0, 0, 0, 0.02) 0 1px 3px 0;
    box-sizing: border-box;
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    font-family: system-ui,-apple-system,system-ui,"Helvetica Neue",Helvetica,Arial,sans-serif;
    font-size: 16px;
    font-weight: 600;
    justify-content: center;
    line-height: 1.25;
    margin: 0;
    min-height: 3rem;
    padding: calc(.875rem - 1px) calc(1.5rem - 1px);
    position: relative;
    text-decoration: none;
    transition: all 250ms;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
    vertical-align: baseline;
    width: auto;
  }
  
  .button-5:hover,
  .button-5:focus {
    background-color: rgb(31, 92, 73);
    box-shadow: rgba(0, 0, 0, 0.1) 0 4px 12px;
  }
  
  .button-5:hover {
    transform: translateY(-1px);
  }
  
  .button-5:active {
    background-color:  rgb(31, 92, 73);
    box-shadow: rgba(0, 0, 0, .06) 0 2px 4px;
    transform: translateY(0);
  } 

.wrong{
    color: rgb(31, 92, 73);
}