<style>
html { height: 100%; }
body {
        background: linear-gradient(to bottom, #cccccc, #323232);
        text-align: center;
        background-repeat: no-repeat;
}
#logo { 
    width: 35%;
}
.container {
    align-items: center;
    display: flex;
    justify-content: center;
    height: 100%;
    width: 100%;
    }
.btn {
  background: #1e398f;
  border-radius: 5px;
  font-family: 'Open Sans', Frutiger, Calibri, 'Myriad Pro', Myriad, sans-serif;
  color: #ffffff;
  font-size: 2vw;
  padding: 5px 5px;
  width: auto;
  height: auto;
  text-decoration: none;
}
.btn:hover {
  background: #2443a8;
  text-decoration: none;
}
.text {
  margin-top: 65px; 
  -moz-margin-top: 65px;
  -webkit-margin-top: 65px;        
}
.img-left{
    float:left; 
    margin-top: 85px; 
    height: 1000px;
    -moz-margin-top: 85px; 
    -webkit-margin-top: 85px;
}
.img-right{
    float:right; 
    margin-top: 85px; 
    height: 1000px;
    -moz-margin-top: 85px; 
    -webkit-margin-top: 85px;
}
.footer{
    margin-top: -25px; 
    color: white;
}
.flex-container {
    display:flex;
    align-items: center;
    justify-content: space-between;
}
.flex-items{
    height: auto;
    width: auto;
    flex: auto;
    flex-grow: 1;
}
.flex-buttons{
    height: auto;
    width: auto;
    flex: auto;
    flex-grow: 1;
    margin-top: 40px;
}
</style>