body
{
    padding-top: 40px;
    padding-bottom: 40px;
    background-color: rgb(238, 238, 238);
}

.container
{
    width: 700px;
}

.form-register .form-control:focus {
    z-index: 2;
}

.form-register .form-control {
     position: relative;
     height: auto;
     box-sizing: border-box;
     padding: 10px;
     font-size: 16px;
 }

.form-register .control-label {
    line-height: 30px;
}

.container
{
    height: 100%;
    align-items: center;
    display: flex;
    align-content: center;
    flex-wrap: wrap;
}

.container > * {
    width:100%;
}