styles.css

:root {
  --primary: #013343;
  --primary-dark: #012936;
}

body,
html {
  margin: 0 0;
  height: 100vh;
  width: 100vw;
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: "Roboto", sans-serif;
}

img {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.mainContainer {
  z-index: 1;
  display: flex;
  justify-content: stretch;

  background-color: white;
}
.bannerContainer {
  flex: 1.5;

  background-color: var(--primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 1.5rem 0rem 0rem 0rem;
}
.bannerContainer h1 {
  margin: 1rem 0 0 0;
  color: white;
}
.bannerContainer h3 {
  color: #86bed3;
  margin: 0.5rem;
}

#createButton {
  cursor: pointer;
  width: 100%;
  align-self: center;
  border: 0px;
  height: 48px;
  background-color: var(--primary);
  border-radius: 4px;
  font-size: 1rem;
  color: white;
  font-weight: 600;
  margin: 0.5rem;
}
#createButton:hover {
  filter: brightness(0.95);
  outline: none;
}

.checkboxContainer {
  margin: 1rem 0rem;
  display: flex;
  width: 80%;
  font-size: 1rem;
}

.checkboxContainer label {
  font-weight: 400;
  padding-left: 0.25rem;
}

.checkboxContainer a {
  color: var(--primary);
  font-weight: 600;
}

.loginContainer {
  flex: 1;
  margin: 0rem 1rem;
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
}
.loginContainer h1 {
  margin: 0rem 0rem 0.5rem 0rem;
}

.loginInput {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.loginInput label {
  font-size: 1.2rem;
  font-weight: 500;
  padding-bottom: 0.5rem;
  padding-top: 1rem;
}

.loginInput input {
  padding-left: 0.5rem;
  height: 42px;
  border-radius: 4px;
  border: 1px solid grey;
  font-size: 1rem;
  font-weight: 500;
}
.loginInput input:focus {
  outline-style: none;
}

@media (min-width: 1081px) {
  .mainContainer {
    border-radius: 6px;
  }
  .bannerContainer {
    border-radius: 6px 0px 0px 6px;
  }
}

@media (max-width: 1080px) {
  html {
    font-size: 93.75%;
  }
  .mainContainer {
    z-index: 1;
    height: 85%;
    display: flex;
    justify-content: center;
    background-color: white;
    flex-direction: column;
  }
  .bannerContainer {
    flex-direction: column;
    flex: 1;
  }
}

@media (max-width: 720px) {
  html {
    font-size: 93.75%;
  }
  .mainContainer {
    flex-direction: column;
    height: 100%;
    width: 100%;
  }

  .bannerContainer {
    color: white;
    background-color: var(--primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    flex: 1;
  }

  .bannerContainer img {
    height: 50%;
  }

  .loginContainer {
    flex: 1;
    padding: 1.5rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
  }
}