signup.css

/* background img*/
.container {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 1050px;
  background-image: url(images/signupvan1.jpeg);
  background-attachment: fixed;
  background-position: right;
  background-repeat: no-repeat;
  background-size: cover;
}

/*sign up styles */
.container {
  padding-top: 95px;
}
#logincontainer {
  background: inherit;
  height: 100%;
}

#login-box {
  position: relative;
  top: -200px;
  text-align: center;
  margin: 5% auto;
  height: 100%;
  width: 100%;
  background: none;
}
#error {
  position: relative;
  top: 110px;
  color: var(--background);
  padding: 0px;
}
.left-box {
  position: absolute;
  top: 0;
  left: 0;
  box-sizing: border-box;
  padding: 40px;
  width: 50%;
  height: 1235px;
  background-color: white;
}

.left-box h1 {
  position: relative;
  top: 150px;
  margin: 0 0 20px 0;
  font-weight: 800;
  font-size: 50px;
  text-align: center;
  padding-bottom: 10px;
  color: var(--background);
  font-family: 'roboto-regular';
}
.left-box p {
  position: relative;
  top: 130px;
  padding: 20px;
}
.left-box form {
  font-size: 15px;
}
input::-webkit-input-placeholder {
  color: #919090;
  font-size: 12px;
  letter-spacing: 1px;
}
textarea::-webkit-input-placeholder {
  color: #919090;
  font-size: 12px;
  letter-spacing: 1px;
}

input[type='text'],
input[type='password'],
input[type='email'] {
  display: block;
  box-sizing: border-box;
  position: relative;
  top: 150px;
  left: 50%;
  transform: translate(-50%, -50%);
  margin-bottom: 30px;
  padding: 4px;
  width: 25vw;
  min-width: 250px;
  max-width: 500px;
  height: 32px;
  border: none;
  outline: none;
  border: 2px solid #919090;
  font-family: 'roboto-regular';
  font-weight: 600;
  font-size: 15px;
  transition: 0.2s ease;
  color: #919090;
}

/* sign up button */

input[type='submit'] {
  position: relative;
  top: 100px;
  margin-top: 70px;
  width: 120px;
  height: 32px;
  background: var(--background);
  border: 2px solid var(--background);
  border-radius: 50px;
  color: white;
  font-weight: 800;
  font-size: 15px;
  transition: 0.2 ease;
  cursor: pointer;
}

input[type='submit']:hover,
input[type='submit']:focus {
  background: white;
  color: #f44336;
  transition: 0.2s ease;
}
.dateofbirth {
  position: relative;
}
.birthday {
  position: relative;
  top: 120px;
  display: flex;
  text-align: center;
  justify-content: center;
  margin-bottom: 50px;
}
.radio {
  position: relative;
  top: 120px;
}
.agree {
  position: relative;
  top: 120px;
}

/* custom select*/

select {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 180px;
  height: 30px;
  margin: 0px 10px 0px 10px;
  border: 2px solid #919090;
  border-radius: unset;
  text-align-last: center;
  background-color: white;
  color: #919090;
}

input[type='number'] {
  width: 60px;
  padding-left: 10px;
  text-align: center;
  border: 2px solid #919090;
  color: #919090;
}

::-webkit-input-placeholder {
  color: #919090;
}

.right-box {
  position: absolute;
  top: 0;
  right: 0;
  box-sizing: border-box;
  padding: 40px, 40px, 0px, 40px;
  width: 50%;
  height: 1235px;
  min-height: 550px;
  background-color: rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.right-box .signinwith {
  display: block;
  margin-bottom: 40px;
  font-size: 50px;
  font-weight: 800;
  color: white;
  text-align: center;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
}
.right-box .signinwith h1 {
  font-family: 'roboto-regular';
}

button.social {
  margin-bottom: 20px;
  width: 50vw;
  height: 50px;
  min-height: 40px;
  border: none;
  border-radius: 2px;
  color: white;
  font-size: 25px;
  font-weight: 500;
  transition: 0.2s ease;
  cursor: pointer;
}

.facebook {
  background: #32508e;
}
.twitter {
  background: #55acee;
}
.google {
  background: #dd4b39;
}

.or {
  position: absolute;
  top: 70%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  background: inherit;
  color: white;
  background: rgba(0, 0, 0, 0.7);
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
  line-height: 40px;
  text-align: center;
}
.bottomPage input {
  all: unset;
  width: 270px;
  height: 25px;
  font-size: 15px;
  color: #919090;
  padding-left: 5px;
  background-color: white;
}

/* responsive */

@media screen and (max-width: 1250px) {
  .container {
    position: relative;
    width: 100%;
    height: 1800px;
    background-image: url(images/signupvan1.jpeg);
    background-attachment: fixed;
    background-position: right;
    background-repeat: no-repeat;
    background-size: cover;
  }

  .left-box {
    position: absolute;
    top: 700px;
    left: none;
    box-sizing: border-box;
    padding: 40px;
    width: 100%;
    height: 1300px;
    z-index: 1;
  }
  #error {
    position: relative;
    top: 30px;
    color: var(--background);
    padding-bottom: 20px;
  }
  .left-box h1 {
    top: 50px;
  }
  .left-box p {
    position: relative;
    top: 40px;
    padding: 20px;
  }
  .birthday {
    position: relative;
    top: 40px;
    display: flex;
    text-align: center;
    justify-content: center;
    margin-bottom: 25px;
  }
  .dateofbirth {
    position: relative;
    margin-bottom: 0px;
  }
  .radio {
    top: 50px;
    padding-bottom: 30px;
  }
  .agree {
    top: 40px;
  }
  input[type='submit'] {
    top: 70px;
    margin-bottom: 100px;
  }

  .right-box {
    position: relative;
    top: 0;
    right: none;
    box-sizing: border-box;
    width: 100%;
    height: 900px;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  button.social {
    margin-bottom: 20px;
    width: 100vw;
    height: 50px;
    min-height: 40px;
    border: none;
    border-radius: 2px;
    color: white;
    font-size: 25px;
    transition: 0.2s ease;
    cursor: pointer;
  }
  .or {
    position: absolute;
    top: 700px;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    color: white;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
    line-height: 40px;
    text-align: center;
    z-index: 2;
  }
  input[type='text'],
  input[type='password'],
  input[type='email'] {
    display: block;
    box-sizing: border-box;
    position: relative;
    top: 60px;
    left: 50%;
    transform: translate(-50%, -50%);
    margin-bottom: 20px;
    padding: 4px;
    width: 50vw;
    min-width: 250px;
    max-width: 400px;
    height: 32px;
    border: none;
    outline: none;
    border: 2px solid #919090;
    font-family: 'roboto-bold';
    font-weight: 600px;
    font-size: 15px;
    transition: 0.2s ease;
  }
  .bottomPage input {
    all: unset;
    width: 270px;
    height: 25px;
    font-size: 15px;
    color: #919090;
    padding-left: 5px;
    background-color: white;
  }
}

@media screen and (max-width: 850px) {
  #login-box {
    position: relative;
    top: -200px;
    text-align: center;
    margin: 5% auto;
    height: 1000px;
    width: 100%;
    min-height: 550px;
    background: none;
  }
  #error {
    position: relative;
    top: 30px;
    color: var(--background);
  }
  button.social {
    margin-bottom: 20px;
    width: 100vw;
    height: 50px;
    min-height: 40px;
    border: none;
    border-radius: 2px;
    color: white;
    font-size: 20px;
    font-weight: 800px;
    transition: 0.2s ease;
    cursor: pointer;
  }
  .bottomPage input {
    all: unset;
    width: 270px;
    height: 25px;
    font-size: 15px;
    color: #919090;
    padding-left: 5px;
    background-color: white;
  }
}
@media screen and (max-width: 500px) {
  .container {
    position: relative;
    width: 100%;
    height: 1500px;
    background-image: url(images/signupvan1.jpeg);
    background-attachment: fixed;
    background-position: right;
    background-repeat: no-repeat;
    background-size: cover;
  }

  .left-box h1 {
    font-size: 40px;
  }
  .left-box p {
    position: relative;
    top: 40px;
    padding: 20px 0px 20px 0px;
  }
  .right-box .signinwith {
    font-size: 40px;
  }
  select {
    width: 150px;
    margin: 0px 10px 0px 10px;
  }
  input[type='number'] {
    width: 65px;
    padding-left: 0px;
    text-align: center;
    border: 2px solid #919090;
    color: #919090;
  }
  .bottomPage {
    position: relative;
    top: 450px;
    padding-top: 20px;
    padding-bottom: 50px;
    padding-left: 5%;
    padding-right: 5%;
    width: 100%;
    color: white;
    background-color: #919090;
    z-index: -1;
  }
  .bottomPage input {
    all: unset;
    width: 70%;
    height: 25px;
    font-size: 15px;
    color: #919090;
    padding-left: 5px;
    background-color: white;
  }
}
@media screen and (max-width: 400px) {
  .left-box h1 {
    font-size: 30px;
  }
  .right-box .signinwith {
    font-size: 30px;
  }
}