header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  min-height: 10vh;
  background: #000;
  color: #fff;
  padding: 2em;
}

.logo {
  display: flex;
  align-items: center;
  gap: 1em;
  font-size: 1.2rem;
  font-weight: 500;
}

.header__logo {
  width: 40px;
  border-radius: 3px;
}

.header__buttons {
  display: flex;
  gap: 1em;
}
.header-btn {
  font: inherit;
  padding: 0.4em 1.4em;
  font-weight: 500;
  color: #fff;
  border-radius: 7px;
  transition: box-shadow 0.2s ease-out, background-color 0.2s ease-out;
  cursor: pointer;
}

.submit-btn {
  background-color: #000;
  border: 2px solid gray;
}
.signin-btn {
  background-color: #4c5fd5;
  border: 2px solid #4c5fd5;
}

.submit-btn:hover {
  box-shadow: 0px 2px 8px gray;
}

.signin-btn:hover {
  box-shadow: 0px 2px 10px 2px #4c5fd5;
}

.submit-btn:active {
  background-color: rgb(51, 47, 47);
}

.signin-btn:active {
  background-color: #5a6ce2;
}

@media (min-width: 640px) {
}
@media (min-width: 768px) {
  header {
    flex-direction: row;
    justify-content: space-between;
    padding: 2em 4em;
  }
}

@media (min-width: 1024px) {
}
@media (min-width: 1284px) {
}

@media (min-width: 1536px) {
}