/* @import url('http://example.com/example_style.css'); */

/***********************************************/
/* CSS @imports must be at the top of the file */
/* Add them above this section                 */
/***********************************************/

/*****************************************/
/* Start your style declarations here    */
/*****************************************/


@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');

* {
  font-family: 'Poppins', sans-serif;
}

.grecaptcha-badge { 
    display: none;
}

.legal-consent-container p{
  font-size:10px !important; 
}


.kl-header {
  box-shadow: none;
  border-bottom: 1px solid #d8d8d8;
}

.kl-rich-text__preheader {
  font-weight: 500;
}

.kl-features-01__image{
  justify-content: center;
}

.kl-features-01__image img {
  height: 100px;
  max-height:100px;
}

.kl-features-01__card {
  text-align: center;
}

.kl-features-01__card p {
    font-weight: normal;
}

p{
  font-size:0.9em;
}

header {
  display:none;
  margin-bottom:-2px;
}

.kl-header-placeholder{
  display:none;
}

.rich-text-preview{
  border-radius:50px;
}

.vjs-poster{
  border-radius:50px !important; 
}

.blog-subscribe{
  display:none;
}

.blog-more{
  display:none
}

Thanks @Maeglin - This code should work