*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: "Nunito";
}
h4{
    font-size: 1.5em;
    padding-bottom: 5%;
}
.title-section{
    font-size:3em;
    font-weight: 800;
}
.knowledge{
    width: 100%;
    height: 100%;
    background-color:rgb(193,218,208);
    flex-direction: column;
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    padding: 7%;
}
.card{
    width: 250px;
    height: 200px;
    border: 1px solid gray;
    border-radius: 9px;
    background-color: white;
    text-align: center;
    margin: 1%;
}
.flex-card{
    width: 800px;
    height: 100%;
    background-color:rgb(193,218,208);
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: row;
    flex-wrap: wrap;
}
.icon1{
    font-size: 5.5rem;
    padding: 10%;  
}
.Html{
    color:#E54D26;
}
.Css{
    color: #3D8FC6;
}
.Sass{
    color: #CC6699;
}
.JS{
    color:#F0DB4F;
}
.React{
    color: #61DAFB;
}
.Git{
    color: #F34F29;
}

.card:hover h4{
    color:rgb(153, 217, 140);
}
.card:hover {
    border: 3px solid rgb(153, 217, 140);
}