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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
# o, {9 c6 Q" d1 J/ t- z - Label for your tooltip
9 x5 F9 `* V7 a M: I( t - </span>
复制代码CSS代码: - .tooltip-toggle {! P3 i5 l( K* K4 R8 {
- cursor: pointer;, H# L( f( R4 @4 _# B7 n, z
- position: relative;
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8 H- m. R* c+ [, }7 X, H - .tooltip-toggle svg {: ?6 {( ]" Q" X6 I! r9 j8 r& g
- height: 18px;! J& L2 p$ I0 S: J
- width: 18px;, W6 B6 m* W% U0 Q! n0 u
- padding-right: 0.5rem;
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- .tooltip-toggle::before {! V0 g8 Y5 S, t7 v9 a' c- X
- position: absolute;+ K6 \5 }4 z9 Y. X! m4 M
- top: -80px;
( K% w- `+ _5 o* r$ f( m - left: -80px;
9 H9 w% E) j# S. `8 w+ | - background-color: #2B222A;
- }& Y/ {% F( _- m - border-radius: 5px;& H% t/ W7 n" w* m( q
- color: #fff;
7 y8 @! f/ B) j( a4 V - content: attr(data-tooltip);
. P# [0 w Y5 Z/ e$ R! U* A* C - padding: 1rem;
/ J8 x( D7 I) a; H a; Y - text-transform: none;( T$ q6 O; B. ]. t6 z9 @4 l
- -webkit-transition: all 0.5s ease;" P1 q4 C3 H4 ?6 F! C
- transition: all 0.5s ease;
; }$ Z& y, W' \; Z - width: 160px;
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- .tooltip-toggle::after {
0 H2 n G, B: \ - position: absolute;
' s6 j1 Z$ d t+ N- F# f - top: -12px;0 [0 z/ R |+ q
- left: 9px;
* T% C6 G: U! g6 }* _ - border-left: 5px solid transparent;
) k6 F$ B) h! D7 p - border-right: 5px solid transparent;1 O( D j9 z* C2 | p
- border-top: 5px solid #2B222A;3 T+ K( k$ ?3 [, B
- content: " "; x8 u- ? v# R
- font-size: 0;0 n& a8 F2 Q4 Z
- line-height: 0;
G1 t0 s; x" r* u: n" k9 } - margin-left: -5px;
0 X+ m% P) M3 g. `: z' Y% T - width: 0;4 k' d+ P4 }4 n, Z, Z5 D3 {+ n
- }
+ z9 X3 F' N1 Q6 S% H - .tooltip-toggle::before, .tooltip-toggle::after {
: F0 i% Z+ {, j! m9 | - color: #efefef;3 j5 y! w! p' p
- font-family: monospace;+ z. |4 V: M0 n3 S9 r
- font-size: 16px;) \( v% y6 U1 P
- opacity: 0;2 l0 a/ \8 F C- v) C% C- I
- pointer-events: none;' a) \( ^$ _0 b5 U
- text-align: center;% ]8 U+ u3 P% q& Y0 _8 m8 @
- }
- u8 S' ~0 A: z* m - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {& |2 g8 E7 |8 |, e+ W
- opacity: 1;4 h+ |$ t; a6 [1 [9 c( g
- -webkit-transition: all 0.75s ease;
1 C1 ]1 D4 a h- H - transition: all 0.75s ease;7 }/ @7 ^' F5 F9 j
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
5 L% p: W, v. F3 M$ U7 V - <ul class="nav-items">' i7 X3 i+ F* f0 R) E z
- <!-- Navigation -->5 v4 W! g+ N5 U5 @8 m" N
- <li class="nav-item"><a href="#">Home</a></li>
. S, p* s* H) K0 x - <li class="nav-item"><a href="#">About</a></li>
Y' G4 q( D* m) q& @# D& ?: n/ x" ~ - <li class="nav-item"><a href="#">Contact</a></li>
3 v2 C' d* |% K" j7 H/ W - <!-- Dropdown menu -->: r; q8 @( L0 g0 r8 V
- <li class="nav-item nav-item-dropdown">
: m% l1 [% m% @- h b+ e. A - <a class="dropdown-trigger" href="#">Settings</a>" j m4 P" F# L
- <ul class="dropdown-menu">
4 U/ W) w# F1 a) Y - <li class="dropdown-menu-item">5 o' Y* ^9 u3 E% K( L* W) S4 z
- <a href="#">Dropdown Item 1</a>7 X' l" s9 c. h& U& y4 A* w# J
- </li>- z& |* F0 N' Y4 P x( L9 i- [9 u* a
- <li class="dropdown-menu-item">% l! A0 ^8 E. ~; w% I; c; K
- <a href="#">Dropdown Item 2</a>1 p3 Y2 T- m# ~% a, q) ?
- </li># a) e4 m& `" e" M9 H# C( [: \0 b
- <li class="dropdown-menu-item">
; x# ?( W5 x m: |: _, o6 ~ - <a href="#">Dropdown Item 3</a>
+ h( G$ E _; C( p2 O - </li>3 v5 n- ]1 P' l& N- x6 r; Y
- </ul>8 ]' c; N4 ^) f6 `; U
- </li>
% L: l/ |1 S2 L- i7 L# H1 e6 B# J - </ul>
' L4 P0 x/ M$ @, x) k; ^ - </div>
复制代码对应的CSS代码如下: - .nav-container {9 a- ^' X: A/ ?* T0 P) }0 Z
- background-color: #fff;: G# @- j* _2 w" B. W; `' r, q
- border-radius: 4px;) l" h% N. j; ^) w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* U, f, ^& s3 T& e. h; r! y - padding: 1em;$ n4 z& d4 L/ t5 i3 g! q9 n) B
- border: 1px solid #eee;9 w! H5 p% V6 _7 P9 Q
- display: block;7 L4 a" H8 K; x
- max-width: 400px;, Q) V5 ^: X9 ~( O1 |& m* }' O/ l$ s
- margin: 0 auto;
0 X$ \! V* f3 m) n' p" S. x. P% } - text-align: center;
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- ul,
: T+ a. e; K% A1 z! o. S - li {
! N* C4 |- ~6 J$ h; Y - list-style: none;
* x3 d- f+ f3 G) z: s - -webkit-padding-start: 0;( N% ~% x9 i3 Z0 M: M% T
- }
, e6 j5 L; y* H/ R/ D, l - a {
0 n7 F7 F+ w" s8 L+ N' G5 ~$ O - text-decoration: none;
9 a) Z& m% `7 a) a, P9 ^6 G' v9 B - color: #ED3E44;2 d& a4 r# R b5 Z6 N
- }
# O0 ?& G3 O( I7 r* f$ x - .nav-item {
/ |- v9 ^. W% S - padding: 1em;; [# \' P2 r2 D- `2 @% S! p
- display: inline;+ G* p. g) y4 z# D- t
- }
- h7 \: ]2 h" X5 f) J" B- N3 L - .nav-item-dropdown { A$ {% }3 o) ~
- position: relative;
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1 j; a! V" C' l3 i: V) b ? - .nav-item-dropdown:hover > .dropdown-menu { k; H z" S8 [, Y8 b
- display: block;
/ L0 s# B S1 j+ f/ F! s/ ~6 J - opacity: 1;8 T0 M( u: m/ Z# B) d
- }
! O% K3 Q& ~7 _ C7 R" c - .dropdown-trigger {
8 }0 ~2 J! ?5 a$ M9 X - position: relative;9 W: c' L+ Z$ V+ l* K3 E
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- .dropdown-trigger:focus + .dropdown-menu { W# d. o+ m3 |+ u1 i" s! K
- display: block;8 R/ K' x' G# n! W& I
- opacity: 1;, m- z: y: j W l, A
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- .dropdown-trigger::after {
# o8 d8 w$ Q s G - content: "›";7 D4 s' D+ X2 G9 G
- position: absolute;- ~2 S+ i$ ~3 Y. l1 a: W
- color: #ED3E44;% N5 ^( D# |: N
- font-size: 24px;
/ c1 n$ T8 z& J; w3 m" v - font-weight: bold;$ l5 `9 o3 i- A- W+ q+ C
- -webkit-transform: rotate(90deg);
5 ]' v! M8 p. d9 \5 t* P1 M( V - transform: rotate(90deg);
0 L. l; H3 I- g5 C1 i+ ^ - top: -5px;: q+ u2 G% A& X& s4 Q
- right: -15px;' E- k+ f M9 Y7 j: A
- }
% Y# f& f4 X+ i; [, ?6 j" U - .dropdown-menu {
" ]/ M% l# {" `2 }% g* S - background-color: #ED3E44; C. O% _, H5 O$ Y
- display: inline-block;
7 `" d' }/ e) f: Q - text-align: right;% k! H& e2 x: @& {
- position: absolute;
* `5 J$ g8 D$ d L3 O% v' x - top: 2.5rem;2 [3 x6 ], M' G7 W# v
- right: -10px;5 ^. [; B( s1 S D1 t6 ?
- display: none;6 s& F* H2 ~! V" J
- opacity: 0;1 f1 _' [( V( ]' I" w. A
- -webkit-transition: opacity 0.5s ease;: ^& u/ `) O' E* E
- transition: opacity 0.5s ease;) c' x6 v$ w3 S. o
- width: 160px;' m! Q& I* |! O" U* g
- }
) T6 h! u' q" H+ V% S - .dropdown-menu a {: g( r) g/ d7 C1 y Y$ }# M0 t
- color: #fff;
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- .dropdown-menu-item {. T. p% [7 q9 Q4 t( k1 a8 E/ @
- cursor: pointer;7 H) q# U0 x8 X3 b
- padding: 1em;+ F! W* O# @3 p$ a8 p3 M8 Z
- text-align: center;; T2 x5 a6 v- X8 P
- }
( o* \' u) N1 h* J$ I* W2 H3 g - .dropdown-menu-item:hover {
: O: ?, _6 E1 U! _+ Z - background-color: #eb272d;
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) _9 s/ X% V; w& b可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 V+ e- Y" }1 Z6 N
- <!-- Checkbox toggle -->
0 e# `6 S V/ N! Z- F( L) n2 F - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, L6 @4 f2 q: m' X
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ P# h- ~, @ u" K7 e9 p9 y+ K
- <!-- Content to toggle from www.mfbuluo.com-->
# q# {# M {# M: a, c - <div role="toggle" class="toggle-content">
4 V9 h: {; f: ~% b! \) M - BA-NA-NA-NA!, r8 ]9 F) x2 C+ R7 F5 f
- </div>* i* m$ F! M' v1 `3 O) i
- </div>
复制代码CSS代码内容如下: - .toggle {
2 }+ x! z$ x+ e( S/ o' t - margin: 0 auto;6 ]; w* x. `/ B/ ^. W( V
- max-width: 400px;
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8 Z, f Q2 w3 D! ~5 Z9 M" L( ? - .toggle-label {! Q1 Y. M4 @! j0 h; Z# k$ ~6 h% I" G/ K
- font-size: 16px;
1 b( N6 y: m4 c' a' |# K9 e - background: #fff;& H; E8 t1 x2 J8 U7 V# `, M9 I
- padding: 1em;
+ b: ~9 {! A2 e B9 e - cursor: pointer;1 M- m# c* s8 w/ h4 t
- display: block;: s. b8 D1 x. p' ^
- margin: 0 auto 1em;
! c: s2 [/ J1 r2 F' ~& D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% N: B5 E9 ]3 O - border-radius: 4px;
7 a& U! W/ H; v - }
/ x! B: F% D; L5 m+ k. h - .toggle-label:after {
3 C/ s# k# c4 k! Z) H - color: #ED3E44;4 Q, P9 O& j5 |0 J6 t
- content: "+";+ b/ k8 m* w8 y8 k: c0 w9 M; u4 x
- float: right;6 P& Y9 f& Y- ^6 R3 H9 N0 h& C
- font-weight: bold;) G# i' w4 M. F$ u- N
- }
3 j% c8 P h' R2 o; u8 p, n - .toggle-content {
6 i4 \: o' n! V3 ^ - color: #B0B3C2; I8 K2 y/ H" V5 ^8 D5 i
- font-family: monospace;
. B$ J/ `9 ^. l6 z7 g- V/ j - font-size: 16px;
- _; P) n6 ^9 C c - margin-bottom: 1.5em;
0 m+ X' L& Q' c; a! Z6 y5 \: Z - padding: 1em;
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- .toggle-input {
) H P4 `0 d% ], z- R& M - display: none;1 L% l% e8 \% z! g' b: W( Z, B
- }- w. I/ A& U- S! n
- .toggle-input:not(checked) ~ .toggle-content {( B) U9 X# D; k: |$ M; C
- display: none;% ] U" B& d& p3 K7 z
- }- @. S9 x1 [" K3 V+ h
- .toggle-input:checked ~ .toggle-content {
( k9 D8 g' x. a - display: block;2 E9 s! T( R5 f( J
- }
4 S9 H9 U( x# n - .toggle-input:checked ~ .toggle-label:after {
8 c& T3 e/ a6 {8 \- t P) p - content: "-";
8 T7 P" d6 O( f, X K - }
复制代码
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