#borda{border-radius:5px}.classA{display:none}.classB{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background-color:#ffffff80;border:1px solid #ebeef1;border-radius:45px;height:72px;position:fixed;transition:background-color .1s ease 0s,-webkitdrop-filter .1s ease 0s;width:calc(100% - 24px);z-index:10}