<div class="coksatan">ÇOK SATANLAR</div>

.coksatan{
display: flex;
align-items: center;
text-align: center;
}
.coksatan::before, .coksatan::after {
content: '';
flex: 1;
border-bottom: 1px solid #000;
}
.coksatan::before {
margin-right: .25em;
}
.coksatan::after {
margin-left: .25em;
}