.main_about{
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #f1f1f1;
}

.about_us{
  background: url('../images/fundo4.jpg') no-repeat left;
  background-size: 55%;
  background-color: #fdfdfd;
  overflow: hidden;
  padding: 100px 0;
}

.inner-section{
  width: 55%;
  float: right;
  background-color: #fdfdfd;
  padding: 140px;
  box-shadow: 10px 10px 8px rgba(0, 0, 0, 0.3);
}

.inner-section h1{
  margin-bottom: 30px;
  font-size: 30px;
  font-weight: 900;
}

.text {
  font-size: 13px;
  color: #545454;
  line-height: 30px;
  text-align: justify;
  margin-bottom: 40px;
}

.skills button{
  font-size: 18px;
  text-align: center;
  letter-spacing: 2px;
  border: none;
  border-radius: 20px;
  padding: 5px;
  width: 200px;
  background-color: #30526B;
  color: white;
  cursor: pointer;
}

.skills button:hover{
  transition: 1s;
  background-color: #ecf5f5;
  color: #D51818;
}

@media screen and (max-width: 1200px){
  .inner-section{
    padding: 80px;
  }
}

@media screen and (max-width: 1000px){
  .about_us{
    background-size: 100%;
    padding: 100px 40px;
  }

  .inner-section{
    width: 100%;
  }
}

@media screen and (max-width: 600px){
  .about_us{
    padding: 0;
  }

  .inner-section{
    padding: 60px;
  }

  .skills button {
    font-size: 19px;
    padding: 5px;
    width: 160px;
  }
}