.sustainable-topics-section{background-color:#e8f4f1;padding-top:40px}.header-part{text-align:center}.container{margin-left:auto;margin-right:auto;max-width:110rem;padding-bottom:80px;padding-left:20px;padding-right:20px}.content-part ul li a{color:#000;text-decoration:none}.content-part ul{display:flex;flex-wrap:wrap;margin-top:50px}.content-part ul li{box-sizing:border-box;flex-basis:25%;padding:10px}.sustainable-topics-section li{list-style-type:none}.sustainable-topics-section h2{font-size:1.875rem;font-weight:700;line-height:2.25rem}.button-div{margin-top:80px;text-align:center}.button{background-color:transparent;border:2px solid #007259;border-radius:.375rem;color:#007259;cursor:pointer;font-size:15px;font-weight:900;padding:15px 30px}.hidden{display:none}@media (max-width:1024px){.content-part ul li{flex-basis:50%}}@media (max-width:640px){.content-part ul li{flex-basis:100%}}