* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.nav_header{
    color: white;
    fill: white;
}
.list{
    border: none;
    background-color: rgb(46,82,82);;
    color: white;
}
#logo-text{
    background: linear-gradient(rgb(90,114,98) 70%, white 30%);
}
.logo{
    width: auto;
}
.nav-item{
    margin: 0 40px;
    box-sizing: border-box;
}
.nav-link{
    border-bottom: 1px solid transparent;
    color: white;
}
.nav-link:hover {
    border-bottom: 1px solid #b0a18d;
    color: #b0a18d!important;
}

.gallery {
    margin: 0;
}
.flex-row {
   
    padding: 100px 4px;
  }
  
  /* Create four equal columns that sits next to each other */
.flex-column {
    -ms-flex: 25%; /* IE10 */
    flex: 25%;
    max-width: 25%;
    padding: 0 4px;
}
  
  .flex-column img {
    margin-top: 8px;
    vertical-align: middle;
    width: 100%;
  }


.text_colors{
  align-items: center;
  padding: 0 20px;
  color: #2d3829;
}
.text {
  font-size: 6rem;
  font-family: ui-monospace;
}
.text_colors h3{
    margin-bottom: 250px;
   
}
.slide_div   {
    background-color: #e9e2cf;
    background-image: url(img/pngwing.com\ \(16\).png);
    background-repeat: no-repeat;
    background-position: center top;
    background-size: 50%;
} 
.carousel-inner{
    margin: 0 ;
}
.about_us img{
    transition: transform .5s;
    cursor: pointer;
    z-index: 1;
}
.about_us img:hover{
    transform: scale(1.5);
    z-index: 4;
}
.myself_img{
    background-color: #5f6a4c;
    padding: 10% 8%;
    z-index: -1;
}
.myself_img img{
    width: 60%;
}
.myself_text{
    background-color: #e9e2cf;
    color: rgb(71 88 76);
    padding: 10% 0;
    line-height: 1.8;
}
.myself_text div{
      font-weight: bold;
}
.btn_info{
    color: white;
    border-color: #5f6a4c;
    background-color: #5f6a4c ;
    padding: 5px 40px;
    border-radius: 5px;
     margin-top: 15px;
}
.btn_info:hover{
    background-color: #5f6a4c00;
    border-color: #5f6a4c;
    color: #5f6a4c;
}
.tools{
    background-color: white;
    color: rgb(71 88 76);
    padding: 5%;
 
}
.tools svg{
    fill:rgb(71 88 76);
    width: 25%;
    padding: 0;
    margin: 15%;
}
.tools-inner {
    font-size: 20px;
  
}
.footer{
    background-color: #e9e2cf;
    color: #5a7262;
}
.form{
    
    outline: none;
    width: 100%;
    padding: 0.375rem 0.75rem;
    color: #5a7262;
    background-color: #e9e2cf;
    background-clip: padding-box;
    margin-bottom: 2px;
    border: none;
    border-bottom: 1px solid #5a7262;  
}
.form:hover{
    border-bottom: 3px solid #5a7262;
    margin-bottom: 0px;
}
.form:focus{
    border-bottom: 3px solid #5a7262;
}

.btnt{
    color: white;
    border-color: #5a7262;
    background-color: #5a7262 ;
    padding: 5px 40px;
}
.btnt:hover{
    background-color: #e9e2cf;
    border-color: #5a7262;
    color: #5a7262;
}
.footer span{
    margin-bottom: 50px ;
    font-size: 16px;
}
footer{
    width: 100%;
    height: 100px;
    text-align: center;
    font-size: 16px;
    color: black;
}
@media screen and (max-width: 1000px) {
    .text_colors h3{
        margin-bottom: 75px;
        font-size: 22px;
    }
    .text{
        font-size: 3rem;
    }
    .carousel-inner{
        padding: 50px;
    }
  }
  @media screen and (max-width: 500px) {
    .navbar-toggler{
        margin: -402px 0 0 0;
    }
    .navbar-brand{
        margin: auto 130px;
    }
    .text_colors{
        padding: 3rem 0 0 0;
    }
    .text_colors h3{
        font-size: 16px;
        margin-bottom: 50px;
    }
    .text{
        font-size: 2rem;
    }
    .carousel-inner{
        padding: 20px;
    }
    .img_cert{
        width: 200px ;
       
    }
  
    .flex-column {
        -ms-flex: 25%;
        flex: 25%;
        max-width: 25%;
    }
      
  }