1.修改滚动条样式:
.history_list_content::-webkit-scrollbar{/*滚动条整体样式*/
width: 4px; /*高宽分别对应横竖滚动条的尺寸*/
height: 4px;
}
.history_list_content::-webkit-scrollbar-thumb{/*滚动条里面小方块*/
border-radius: 5px;
-webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2);
background: rgba(0,0,0,0.2);
}
.history_list_content::-webkit-scrollbar-track{/*滚动条里面轨道*/
-webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2);
border-radius: 0;
background: rgba(0,0,0,0.1);
}
2.修改placeholder样式:
.chat_history_list .search_input::-webkit-input-placeholder { /* WebKit browsers */
color: #b2b2b2;
}
.chat_history_list .search_input::-moz-placeholder { /* Mozilla Firefox 19+ */
color: #b2b2b2;
}
.chat_history_list .search_input:-ms-input-placeholder { /* Internet Explorer 10+ */
color: #b2b2b2;
}
3.表单元素自动聚焦autofocus=“autofocus”