三角形

.info-content {
max-width: 70%;
min-height: 35px;
padding: 10px;
font-size: 14px;
display: inline-block;
float: right;
word-wrap: break-word;
word-break: break-all;
margin-right: 10px;
position: relative;
margin-top: 8px;
border-radius: 10px;
background: #fff;
text-align: left;
}

/* 小三角形 */
.info-content::after {
position: absolute;
right: -8px;
top: 3px;
content: “”;
border-left: 10px solid #fff;
border-top: 8px solid transparent;
border-bottom: 8px solid transparent;
}