.vieclam_container {
  width: 1170px;
  margin-right: auto;
  margin-left: auto;
  height: auto;
}

.reg_uv {
  background: #fff;
  float: left;
  margin-top: 30px;
  margin-left: calc((100% - 1170px) / 2);
  box-shadow: 0 4px 20px #000;
  margin-bottom: 40px;
}

.reg_uv {
  border-radius: 8px;
  box-shadow: unset !important;
}

.reg_uv .form_dang_ky {
  width: 900px;
  margin-left: calc((100% - 900px) / 2);
  margin-top: 40px;
  background: #fff;
}

.reg_uv .form_dang_ky_2 {
  width: 970px;
  margin-left: calc((100% - 970px) / 2);
}

.reg_uv .box_form_dang_ky {
  width: 100%;
  margin: 0;
  background: transparent;
}

.reg_uv .form_dang_ky {
  margin-top: 35px;
  float: left;
}

.box_form_register_ntd {
  width: 100%;
  clear: both;
  margin-left: 0;
  box-shadow: unset !important;
  background: transparent;
}

@media screen and (max-width: 1200px) {
  .vieclam_container {
    width: auto;
  }

  .reg_uv {
    width: 100% !important;
    margin: 0;
  }
}

@media screen and (max-width: 1165px) {
  .reg_uv {
    margin-top: 70px;
  }
}

@media (max-width: 1025px) {
  .reg_uv {
    margin-top: 100px;
  }
}

@media (max-width: 960px) {
  .reg_uv {
    width: 100% !important;
    margin-left: 0%;
    border-radius: 0;
    margin-top: 60px;
  }
}

@media screen and (max-width: 768px) {
  .reg_uv .form_dang_ky {
    width: 100%;
    float: left;
    box-sizing: border-box;
    margin-left: 0;
    margin-top: 80px;
  }
}

@media screen and (max-width: 500px) {
  .reg_uv .form_dang_ky {
    margin-top: 20px;
  }
}

@media (max-width: 480px) {
  .register_ntd {
    background-size: 100% 16%;
    margin-top: 65px;
  }

  .reg_uv {
    border-radius: 0;
    margin-top: 0;
  }

  .reg_uv .form_dang_ky {
    background: unset !important;
    margin-top: 30px;
  }

  .reg_uv.box_form_register_ntd {
    background: #fff;
    background-size: 100% 13%;
    width: 100% !important;
  }
}