.center {
  margin: auto auto auto auto;
  width: 450px;
  border: 9px solid #ffffff;
  padding: 10px;
}
* {
  box-sizing: border-box;
}

.flex-container {
  display: flex;
  flex-direction: row;
/*font-size: 10px;*/
  text-align: center;
  border: 8px solid #ffffff;
}

.flex-item-left {
  background-color: ;
  padding: 10px;
  flex: 50%;
}

.flex-item-right {
/*  background-color: dodgerblue;*/
  padding: 10px;
  flex: 50%;
}

/* Responsive layout - makes a one column-layout instead of two-column layout */
@media (max-width: 800px) {
.flex-container {
  flex-direction: column;
  }
}

body {
background-image: linear-gradient(to right, #870000, #190a05);
}

h1 {
  color: white;
  font-family: arial;
}

h4 {
  color: white;
  font-family: 'Brush Script MT', cursive;
  font-weight: normal;
  font-size: 25px;
}

.text{
color: white;
text-align: center;
font-size: 15px;
}

.resulttext{
color: white;
text-align: center;
font-family: 'Brush Script MT', cursive;
font-weight: normal;
font-size: 25px;
}

button{
font-family: verdana;
font-size: 15px;
}

input{
font-family: calibri;
font-size: 15px;
}