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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!">5 b4 U& E1 |9 {/ Q
- Label for your tooltip: |6 G' y1 a, v! H, u' o
- </span>
复制代码CSS代码: - .tooltip-toggle {- \3 O8 ^: g' L# N ^
- cursor: pointer;
& n) d/ \& ?" I0 S9 B5 D - position: relative;9 x$ O+ h! w% @2 z2 _7 q/ t$ o2 V
- }- L- c! _1 `( P4 g) u
- .tooltip-toggle svg {! k' w: q( P% k* j0 f8 t+ u
- height: 18px;2 ~7 I8 ?3 r( z* A
- width: 18px;5 {. m% Q+ W8 [& r% t
- padding-right: 0.5rem;
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. U0 B, [' K- e+ J' D, S - .tooltip-toggle::before {
7 D5 n- F; B E2 P3 U8 V7 u - position: absolute;
6 w3 n. n. g9 f* ~* @: P/ u - top: -80px;
( M, G$ X% w7 Q2 Q - left: -80px;
+ ]: P& q; R9 ]# D6 B5 @ - background-color: #2B222A;
! Z5 o' p' J3 |) e+ {4 C* z. I- u - border-radius: 5px;* U" s7 \" D, T
- color: #fff;8 E* `# H" F2 E. h
- content: attr(data-tooltip);
s- d6 |3 }! f' Y" z! |9 R - padding: 1rem;# |. i+ {8 N; |7 W
- text-transform: none;
0 ? s$ d! F6 Z! F9 N1 ~ - -webkit-transition: all 0.5s ease;
( G3 K: Q- i' s4 s* ]: G - transition: all 0.5s ease; f7 k5 Z( K0 ~) S, @
- width: 160px; c4 ~3 {8 C& R" W
- }
- o4 G+ z' b6 z2 F# B; K3 u+ G' d - .tooltip-toggle::after {, f( u8 ~- y# ]* u& o6 x
- position: absolute; @, o1 A) V: U) F
- top: -12px;
- r9 T: d' f7 Y6 O- s - left: 9px;
0 y( n8 W B0 I) U* E, B - border-left: 5px solid transparent;
( K3 K! ]: f" b. Y. K4 q - border-right: 5px solid transparent;+ ^$ I8 M# v0 A
- border-top: 5px solid #2B222A;, a4 L/ i- _' ~* J; Q. m5 v
- content: " ";
% D5 F: U+ t6 m) P# a - font-size: 0;
1 T1 ~! ]: H+ _+ F+ ^. x. w - line-height: 0;0 K/ f2 E1 ]3 `2 q$ F: D; p/ v
- margin-left: -5px;
3 H: ~- o8 y0 j: A2 r - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
% \, h- O! R J0 s0 s0 e O - color: #efefef;
! }/ X+ s; @: f - font-family: monospace;
/ p9 Q+ ^5 L, B3 V - font-size: 16px;/ T8 G- a, C6 `7 n* N
- opacity: 0;5 G* n. v: a" C) K! _7 B: m( g
- pointer-events: none;
) X1 X, q) c- S - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 p% x( I9 e' F6 L; g- u. S; q
- opacity: 1;
% l2 e7 J3 _0 i0 m; n. W - -webkit-transition: all 0.75s ease;. V9 r8 @" u( V
- transition: all 0.75s ease;$ W* r9 f) N% ~1 W/ N3 z
- }
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">, f' M9 e$ x* {& q
- <ul class="nav-items">
7 E2 d8 q- i0 n m2 A' E0 y - <!-- Navigation -->
* C; d" d7 c7 x8 p - <li class="nav-item"><a href="#">Home</a></li>9 k% G! B$ |% v
- <li class="nav-item"><a href="#">About</a></li>
, [+ D: _, V6 `; P7 e4 m - <li class="nav-item"><a href="#">Contact</a></li>& B) F- W1 \% D& R" J
- <!-- Dropdown menu -->. }/ A' N1 J2 x. ]7 k. ~! B8 ]% N
- <li class="nav-item nav-item-dropdown">7 F/ [6 b0 f4 N9 \( F
- <a class="dropdown-trigger" href="#">Settings</a>
% E4 E7 v6 B, y! V( n - <ul class="dropdown-menu">: z% q9 c6 A: u6 `2 f. M
- <li class="dropdown-menu-item">, B$ N* x Q' ~0 i, e
- <a href="#">Dropdown Item 1</a>
0 d6 P% P' [/ h2 i) u - </li>2 Z; ~ Z t! G. Q, ?8 F7 G% ~3 M7 e
- <li class="dropdown-menu-item">8 r; L! g, S* v2 _: w
- <a href="#">Dropdown Item 2</a>
' T ~9 p+ |3 A7 { - </li>+ T6 a9 \- @" O
- <li class="dropdown-menu-item">' U+ b7 j( y; C4 r; h. l; l
- <a href="#">Dropdown Item 3</a>: h2 z5 e; A. u! L: {; D
- </li>
# l+ c: i3 e# ` y - </ul>$ J/ p5 u" ?) @
- </li>9 N! b& k/ q7 \
- </ul>7 K$ l6 I$ m$ B8 C6 K3 C2 b* V
- </div>
复制代码对应的CSS代码如下: - .nav-container {
( H! E/ M9 S- Q! \# z. l - background-color: #fff;
* i2 \1 e8 q0 {6 ? s8 P - border-radius: 4px;* a; }3 l9 c7 b# _
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- b" T, [. Q% Q8 ~( o6 l
- padding: 1em;
9 I6 k% H- ` ?; t0 b* L* ` M D - border: 1px solid #eee;* h; S+ h5 F3 a+ w0 a
- display: block;
$ e1 T" C2 T3 L9 e0 [$ `3 k - max-width: 400px;& T& b0 x& N3 A: X. O9 N2 \
- margin: 0 auto;
2 A5 Q; D: G! v, X0 Z9 ?8 M8 ` - text-align: center;) o, H+ N7 D6 u: u3 l3 T8 j
- }
1 ^$ _( }1 {$ y4 ?: b - ul,
: |+ y1 D6 @% h - li {
6 V1 \' L% p) U( M; ~! P - list-style: none;
4 i) D, [# f2 ~) F0 w - -webkit-padding-start: 0;! { d; N( V1 G9 y4 X$ k9 N- r
- }
6 E+ ^) ^; m" G) m" | K% I+ ] - a {
4 u" [: K4 t# d# k! T( T2 J - text-decoration: none;
! n0 [" j7 U& M/ ~# a - color: #ED3E44;
& a5 U0 d& V; e: }2 o0 k - }
: `, U* H$ R$ X- W; f z - .nav-item {
$ M% Y0 M5 r& A$ `& S - padding: 1em;
2 V2 N2 C4 d6 X6 h2 G L: x. g1 \ - display: inline;
# ~/ V) n( \ Z8 C8 i - }
2 z. i9 @, P* f( n' r T - .nav-item-dropdown {
' u" k% @% F9 p: H6 B( M- z - position: relative;% n, E3 N& v* [3 }8 o
- }
* q& J9 t/ C: U2 i* ?& P7 Z* B6 D$ H - .nav-item-dropdown:hover > .dropdown-menu {
' s& J: z( h+ [/ U: ^0 W/ R - display: block;
/ |6 P, d% r! j: a - opacity: 1;. K6 S. x6 u1 p6 T4 g; n
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- .dropdown-trigger {
( }1 G' F" I8 c. b5 k! C5 m - position: relative;2 A. P/ n2 `* t4 K# t6 _
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- .dropdown-trigger:focus + .dropdown-menu {
2 X, J' v) Q, w1 G* z3 [ e - display: block;/ _! c6 M- j$ @* \9 U7 G0 k, }3 a
- opacity: 1;
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- .dropdown-trigger::after {
3 ` E! |' X8 ]4 q$ S - content: "›";9 Z5 G5 q# G4 I
- position: absolute;
}- [; ?' H) `: H - color: #ED3E44;! t8 e( P5 Z: \
- font-size: 24px;
2 G7 f8 f6 a& F - font-weight: bold;" d' [( O! J" k* h9 T9 |8 r- { c
- -webkit-transform: rotate(90deg);0 z9 A/ b, C7 P
- transform: rotate(90deg);
0 w5 U$ w4 h6 z# B% a. Q - top: -5px;/ D+ [/ _' y+ P% G5 i* ?3 z
- right: -15px; V7 P" H* S2 y5 A
- }# G( n4 K6 {6 m: ?
- .dropdown-menu {+ r0 k9 P7 c+ q, y; F p
- background-color: #ED3E44;! d' C( ^' O+ b( N- t, ?
- display: inline-block;7 j: D3 N: r$ h/ F- @2 O* ]
- text-align: right;
: _- h2 G2 O6 h5 q! F: H4 R - position: absolute;% a- j3 {. S0 ~
- top: 2.5rem;
' a4 x% l. G1 F# U6 p1 ]/ `, p' l - right: -10px;0 E, V3 C" L* I+ L% I
- display: none;
% |6 W! J' f2 U! |( i# u) w* t - opacity: 0;8 u$ n5 \$ o% s* b) T
- -webkit-transition: opacity 0.5s ease;& G9 N( n+ }5 r( q/ Z0 @
- transition: opacity 0.5s ease;
! \5 W3 K! y1 Q - width: 160px;( Z q/ z- e3 J2 H" D
- }
, }5 c/ r) ]# z - .dropdown-menu a {
) s) g- V2 O5 }0 W - color: #fff;" [3 G. X" C8 x/ E9 y
- }
2 `* q! n3 I: ~" e3 s2 J, o2 I - .dropdown-menu-item {
5 X8 Y! A0 Q0 M9 ~" I - cursor: pointer;% v) }1 } k3 G% J
- padding: 1em;
! n* ~* a% ~9 C/ n/ M6 C% d - text-align: center;3 u% J# X3 d C& }
- }
! D- }* {1 n8 [* D - .dropdown-menu-item:hover {$ q8 {& V6 ~& {! `# Q O, _3 b
- background-color: #eb272d;
6 m/ Q3 q1 y0 b0 \ - }
复制代码
) i, B$ L6 v' i4 M. ]: e& X" B6 f可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: A* g/ ?+ @/ h( J# B: T' S
- <!-- Checkbox toggle -->
; q o; A0 w! c0 t" @- }7 H - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># R- M# \1 i3 e8 N ?* v w
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
f5 A; k! m) D1 ] - <!-- Content to toggle from www.mfbuluo.com-->3 g! R, x6 [; C
- <div role="toggle" class="toggle-content">. C( |0 {5 l V! Y9 G% K
- BA-NA-NA-NA!
2 I8 {( o1 L' I- G2 ` - </div>
) e4 i+ `& f8 c6 r( C# U - </div>
复制代码CSS代码内容如下: - .toggle {6 U% u2 {/ Y8 k
- margin: 0 auto;
6 p p0 @& l) i6 Q4 P' `/ d - max-width: 400px;* x: R$ {/ a4 g
- }
# k" T) R5 i% E: d - .toggle-label {$ r* T2 f1 L5 ~/ n% j. l' b4 y3 J
- font-size: 16px;1 i4 h/ V. \9 _9 z" a1 ?
- background: #fff;
5 z7 Y: t8 d1 D0 G: r# P6 X0 H0 N- D - padding: 1em;" C4 @8 `* I( F0 |. o9 O$ Z
- cursor: pointer;
# K( d2 C6 x1 w6 B# y/ x8 t - display: block;
# R& f: v2 ^4 S - margin: 0 auto 1em;
, u2 j d* U3 x+ h5 W% U: _ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ @/ g8 h& d1 W7 y; K- |( w
- border-radius: 4px;, d8 Y4 v8 h' B& E2 P1 i5 D
- }& W8 r" e# L" ~
- .toggle-label:after {
- L1 p+ h. d# F, r - color: #ED3E44;9 W/ W: r5 o. G) x g" G
- content: "+";1 r: y1 @$ C% ^3 W" N, X
- float: right;! w2 [3 Y9 x9 A' c% x
- font-weight: bold;* P! Q8 ]2 I! w% `
- }
$ }7 t, \6 ?! k5 ?' q - .toggle-content {! {5 V2 @& }! j
- color: #B0B3C2;- }8 q/ V8 p9 S7 O
- font-family: monospace;9 ]1 O6 U9 F# P$ @, h3 V
- font-size: 16px;
4 H# Z) I# `4 \3 e* x - margin-bottom: 1.5em;/ ]% H( O) L4 d. ?1 B
- padding: 1em;
8 u: e, f k8 C& a - }
+ E$ j% E% u# o% L( l1 Q - .toggle-input {: T$ G+ K7 G* q; |
- display: none;
2 a$ q9 _$ q3 r - }0 n) F4 I4 d' O" T1 P- c; e9 u
- .toggle-input:not(checked) ~ .toggle-content {
- \5 \+ F7 W* _( ^ F) Q/ b/ X - display: none;5 E$ M, \9 p ^* P* X [
- }5 s7 D B% [: Z l& z; S
- .toggle-input:checked ~ .toggle-content {
5 p2 U5 u" Z( A( W - display: block;0 p3 c& O8 ^& j1 [* j# g) Z; H
- }
, F; q7 W, s! u$ w% p - .toggle-input:checked ~ .toggle-label:after {& R% ?1 b9 L# K6 G( {
- content: "-";
& C; ?' ?7 y, |% t8 q' R - }
复制代码
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