.container-outer {
    width: 720px;
    margin: 20px auto;
    background-color: mediumaquamarine;
}
.container-inner-left {
    display: inline-block;
    position: relative;
    
    width: auto;
    height: auto;

    background-color: mediumorchid;

  }

.container-inner-right {
    position: relative;
    display: inline-block;
    margin-left:10px ;
    padding: 20px;
    /* padding-top: 60px; */

    width: 300px;  
    height: 250px;  

    border-style: groove;
    border-radius: 5px;
    border-color: darkgreen;
    border-width: 1px;
    background-color: royalblue;
}

.address-container {
    padding: 20px;
    margin-bottom: 10px;
    width: 300px;
    height: auto;
    border-style: groove;
    border-radius: 5px;
    border-color: darkgreen;
    border-width: 1px;
    background-color:greenyellow;
}

.address-container h4{
  color:black;
}

.payment-container {
    padding: 20px;
    width: 350px;
    height: auto;
    border-style: groove;
    border-radius: 5px;
    border-color: darkgreen;
    border-width: 1px;
    background-color: whitesmoke;
}


.subtitle-container {
    position: absolute;
    margin-left: 20px;
    margin-top: 12px;
}


input {
    width: 100%;
}

input[type=text], input[type=password]{
    width: 100%;
    height: 25px;
    padding: 12px 10px;
    margin: 4px 0;
    box-sizing: border-box;
    border: 2px solid slateblue;
    border-radius: 4px;
  }


  input[type=text]:hover, input[type=password]:hover {
    border-color: red;
  }
  
  input[type=text]:focus, input[type=password]:focus {
    border-color: red;
  }
  
  
  input[type=submit] {
    width: 100%;
    height: 25px;
    margin: 20px 0;
    border-radius: 4px;
  
  }
  input[type=submit]:hover {
    border-color: black;
  }

  .input-important {
    width: 100%;
    height: 25px;
    margin: 20px 0;
    border-color: darkorange;
    border-style: solid;
    border-width: 2px;
    border-radius: 4px;
    background-color: orangered;
  }

  .form-group, .form-group-checkbox {
    margin-bottom: 20px;
  }

  .form-group  label{ 
    display: inline-block;
    width: 30%;
  }
  .form-group-checkbox  label{ 
    display: inline-block;
    width: 80%;
  }

  .form-group-checkbox  input[type=checkbox]{ 
    display: inline-block;
    width: 20px;
  }
  .form-group  input[type=text]{ 
    margin-top: 3px;
    display: block;
    width: 70%;
  }
  textarea {
    width: 100%;
    height: 75px;
    padding: 12px 10px;
    margin: 4px 0;
    box-sizing: border-box;
    border: 2px solid slateblue;
    border-radius: 4px;
  }

  h3 {
    margin-bottom: 20px;
  }