body {
    font-family: 'Arial', sans-serif;
    background-color: #f9f9f9;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}


.parent-container {
            display: flex;
            flex-direction: column;
            align-items: center;
			margin-left: 10px;
			/*overflow: auto;*/
        }


.container {
	display: block;
    width: 100%;
    height: auto;
    margin: 1%;
	width: 600px;
    background-color: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    box-sizing: border-box;
}

@media (max-width: 800px) {
   .container {
      width: 90%;
   }
}

h2 {
    color: #333;
}

form {
    width: 100%;
    box-sizing: border-box;
}

label {
    display: block;
    margin-bottom: 5px;
    color: #555;
}

.input-group {
    display: flex;
    align-items: stretch;
}

.input-group-addon {
    background-color: #f4f4f4;
    padding: 10px;
    border: 1px solid #ddd;
    border-right: none;
    border-radius: 5px 0 0 5px;
    height: auto;
    margin-bottom: 10px;
}

.form-control {
	
    width: calc(100% - 20px);
    padding: 10px;
    margin-bottom: 10px;
    box-sizing: border-box;
    height: auto;
}

.btn {
    background-color: #66AADD;
    color: #fff;
    padding: 10px;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    margin-left: 5px;
    margin-bottom: 10px;
}

.btn:hover {
    /*background-color: #4cae4c;*/
	filter: brightness(120%);
}

.help-block {
    color: #d9534f;
}