ਫਰਮਾ:Brace3/styles.css

.left-brace, .right-brace {
    line-height: 1 !important;
    display: inline-grid;
}

.left-brace div, .right-brace div {
    width: 100%;
    height: 100%;
}

.left-brace-tr {
    border-left: 2px solid #000;
    border-top-left-radius: 30px;
    display: inline-block;
}
.left-brace-tl {
    border-right: 2px solid #000;
    border-bottom-right-radius: 30px;
    display: inline-block;
}
.left-brace-bl {
    border-right: 2px solid #000;
    border-top-right-radius: 30px;
    display: inline-block;
}
.left-brace-br {
    border-left: 2px solid #000;
    border-bottom-left-radius: 30px;
    display: inline-block;
}

.right-brace-tl {
    border-right: 2px solid #000;
    border-top-right-radius: 30px;
    display: inline-block;
}
.right-brace-tr {
    border-left: 2px solid #000;
    border-bottom-left-radius: 30px;
    display: inline-block;
}
.right-brace-br {
    border-left: 2px solid #000;
    border-top-left-radius: 30px;
    display: inline-block;
}
.right-brace-bl {
    border-right: 2px solid #000;
    border-bottom-right-radius: 30px;
    display: inline-block;
}