sty.css

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.color-btn:checked + label,
.color-btn:not(:checked) + label {
    display: flex;
  position: absolute;
  transition: all 200ms linear;
  border-radius: 4px;
  width: 40px;
  height: 40px;

  border: 2px solid black;
  cursor: pointer;
  color: #ffeba7;
  margin-right: 10px;
  box-shadow: 0 12px 35px 0 rgba(16, 39, 112, 0.25);
  z-index: 10;
  background-position: center;
  background-size: cover;
  border: 3px solid transparent;
  background-color: aqua;
}

[type="radio"]:checked,
  [type="radio"]:not(:checked){
    visibility: hidden;
    position: absolute;
  }
  .section-fluid-main{
    position: relative;
    display: block;
    width: 100%;
    overflow: hidden;
     }
     .section{
       position: relative;
       display: flex;
       flex-wrap: wrap;
       padding: 100px 0;
       width: 860px;
     }
     body {
        font-family: "Poppins", sans-serif;
        font-weight: 400;
        font-size: 15px;
        line-height: 1.7;
        color: #fff;
        background-color: #1f2029;
        min-height: 100vh;
        margin: 0;
        padding: 0;
        overflow-x: none;
      }
      p {
          font-family: "Poppins", sans-serif;
          font-weight: 400;
          font-size: 16px;
          line-height: 1.7;
          color: #fff;
          margin: 0;
        }