body{
  margin: 0;
  padding: 0;
  font-family: sans-serif;
}

h2{
  font-size: 40px;
}

.flash{
  color: red;
}
.welle{
  position: fixed;
  background-position: left;
  background-attachment: fixed;
  background-size: cover;
  height: 100%;
}

.bikesvg{
  position: absolute;
  width: 50%;
  top: 60%;
  left: 30%;
  transform: translate(-50%,-50%);
}
.box
{
  position: absolute;
  top: 45%;
  left: 75%;
  transform: translate(-50%,-50%);
  width: 400px;
  padding: 40px;
  background: #fff;
  box-sizing: border-box;
  box-shadow: 0 15px 25px rgba(0, 0, 0, 0.5);
  border-radius: 10px;
}
.box h2
{
  margin: 0 0 30px;
  padding: 0;
  color: #000;
  text-align: center;
}
.box .inputBox
{
  position: relative;
  margin-top: 15px;
}
.box .inputBox input
{
  width: 100%;
  padding: 10px 0;
  font-size: 16px;
  color: #000;
  letter-spacing: 1px;
  margin-bottom: 10px;
  border: none;
  border-bottom: 1px solid #000;
  outline: none;
  background: transparent;
}

.box .inputBox label
{
  position: absolute;
  top: 0;
  left: 0;
  letter-spacing: 1px;
  padding: 10px 0;
  font-size: 16px;
  color: #000;
  printer-envents: none;
  transition: .5s;
  cursor: text;
}

.link{
  top: 0;
  margin-top: 0;
}

.link a{
  color: rgb(108, 100, 255);
  text-decoration: none;
  top: 0;
  font-size: 12px;
}
.box .inputBox input:focus ~ label,
.box .inputBox input:valid ~ label
{
  top: -13px;
  left: 0;
  color: rgb(108, 100, 255);
  font-size: 12px;
}

.box .inputBox input:focus,
.box .inputBox input:valid{
  border-bottom: 1px solid rgb(108, 100, 255);
}
.box input[type="submit"]
{
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  background: rgb(108, 100, 255);
  font-size: 18px;
  padding: 10px;
  cursor: pointer;
  border-radius: 16px;
  margin-top: 25px;
  width: 100%;
}

.box input[type="submit"]:disabled {
  background-color: gainsboro;
}

@media screen and (max-width: 900px) {
  .bikesvg{
    display: none;
  }
  .box{
    left: 50%;
  }
}

@media screen and (max-width: 600px) {
  .welle{
    display: none;
  }

  .bikesvg{
    display: none;
  }
  .box{
    left: 50%;
    top: 52%;
    width: 90%;
  }
}