@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;500;600;700&display=swap');
*{
  box-sizing: border-box;
}

ul {
    list-style-type: none;
    
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #333;
    position: fixed;
    width: 100%;
    top: 0;
    margin-bottom: 10px;
  }
  
  li {
    float: left;
    font-weight: 900;
    
    
  }
  
  li a {
    display: block;
    color: wheat;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    
  }
  
  li a:hover {
    background-color: #111;
  }
  .ER{
    padding: 20px;
    margin-top: 30px;
  }
  @media screen and (max-width: 612px) {
    .ER {
      padding: 40px;
      margin-top: 60px;
    }
    }
    @media screen and (max-width: 352px) {
      .ER {
        padding: 60px;
        margin-top: 80px;
      }
      }
      @media screen and (max-width: 274px) {
        .ER {
          padding: 80px;
          margin-top: 100px;
        }
        }
  body{
    background-image: url("6.avif");
    background-repeat: no-repeat;
    background-color: rgb(220, 220, 222);
    font-family: Arial, Helvetica, sans-serif;
    color: black;
    margin: 0px;
    padding-left: 10px;
    justify-content: center;
    text-align: center;
    
   
  }
  .btn {
    display: inline-block;
    padding: 15px 25px;
    font-size: 24px;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    outline: none;
    color: #fff;
    background-color: #04AA6D;
    border: none;
    border-radius: 15px;
    box-shadow: 0 9px #999;
    margin-bottom: 20px;
  }
  
  .btn:hover {background-color: #3e8e41}
  
  .btn:active {
    background-color: #3e8e41;
    box-shadow: 0 5px #666;
    transform: translateY(4px);
  }
  footer{
    background-color: #333;
    color: white;
    margin: 0 auto;
  }
 .row{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  
 
 }
 .footer-col{
  width: 25%;
  padding: 0 15px;
  

 }
 .container-col .row .footer-col a{
  display: inline-block;
  height: 40px;
  width: 40px;
  background-color: rgba(255,255,255,0.2);
  text-align: center;
  line-height: 40px;
  border-radius: 50%;
  color: white;
  transition: all 0.5s ease;
 }
 .container-col .row .footer-col h5{
 font-weight: 900;
 } 
 div.features {
  width: 80%;
  background-color: white;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
  margin-bottom: 25px;
}

div.con{
  text-align: center;
  padding: 10px 20px;
}
.container p{
  text-align-last: left;
}