styles.css

html {
  display: table;
  width: 100%;
  height: 100%;
  margin: 0;
}

body {
  font-family: "Inter", system-ui;
  font-size: 100%;
  font-weight: normal;
  font-style: normal;
  line-height: 1.5;
  background-color: white;
  padding-block: 0;
  border-inline-start: 25px solid #CCEDF9;
  display: table-cell;

  @media (min-width: 48em) {
    border-inline-start-width: 35px;
  }
}

.cms-installer {
  padding-block: 30px;
  padding-inline: 33px;
  min-block-size: 80%;

  @media (min-width: 78em) {
    padding-block: 60px;
    padding-inline: 66px;
  }

  @media (min-height: 500px) {
    display: grid;
    grid-template-areas: "stack";

    & > * {
      grid-area: stack;
    }
  }
}

.cms-installer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  align-self: start;

  @media (min-height: 500px) {
    margin-block-end: 2.5rem;
  }
}

h1 {
  margin-block: 0;

  & img {
    max-width: 40vw;
  }
}

.cms-installer__wrapper {
  display: flex;
  place-items: center;
  text-align: center;
}

.cms-installer__main {
  inline-size: 100%;
  max-inline-size: 780px;
  min-block-size: 220px;
  position: relative;
  padding-top: 2rem;
}

.button {
  all: revert;
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  border: solid 1px transparent;
  font-family: inherit;
  line-height: 1;
  font-size: 1.125rem;
  color: white;
  background-color: rgb(5, 80, 230);
  padding: 1rem;
  border-radius: .5rem;
  font-weight: 600;
  box-shadow: none;
  cursor: pointer;
  padding-inline-end: 2.5rem;
  background-image: url('./images/arrow-right.svg');
  background-repeat: no-repeat;
  background-position: center right 1rem;

  &:hover {
    background-color: #0444c4;
  }

  &:focus {
    outline: 3px solid rgb(8, 113, 243);
    outline-offset: 2px;
  }
}

h2 {
  font-size: 1.875rem;
  font-weight: 600;
  margin-block-start: 0;
  line-height: 1.3;
}

p {
  color: #545560;
  margin-block-start: 0;
}

.cms-installer__loader {
  background-image: url('./images/loading.svg');
  background-repeat: no-repeat;
  background-position: center;
  block-size: 3rem;
  inline-size: 3rem;
  margin: auto;
  padding-bottom: 2rem;
}