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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!">; V' i. |8 ?4 @# M
- Label for your tooltip
/ J6 p) o# `" x! W; @ - </span>
复制代码CSS代码: - .tooltip-toggle {5 l& d0 A" z3 N& y& D. W
- cursor: pointer;
" a4 ~2 i. s: c8 T' O' A - position: relative;
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- .tooltip-toggle svg {
0 ~4 x. z1 r% s - height: 18px;/ t( g5 s1 f7 d! j
- width: 18px;
, J( D( D* n, @ - padding-right: 0.5rem;1 G' z/ }" Y' l6 j& w# Q+ C
- }
4 s$ g3 I* a: G( P1 ~4 t - .tooltip-toggle::before {
- ^6 O, i: `; Z4 y" @0 M/ J - position: absolute;
' M- ^) L2 s! g- j' A0 z$ d' E - top: -80px;9 l/ z2 ~1 r- \( q
- left: -80px;' L I8 {; C8 O8 r3 F
- background-color: #2B222A;
7 {% r/ k4 X7 l, c2 {5 m6 m7 Y7 C7 c1 l - border-radius: 5px;
2 m0 k# j) k; I3 t8 s( T - color: #fff;
$ r: F4 C% y0 f6 J- B7 H - content: attr(data-tooltip);( o, W, M9 _! s' N8 m5 t; H
- padding: 1rem;
' R0 I; S! d9 T% l; d - text-transform: none;
9 Y; K/ q" ~3 \! @ - -webkit-transition: all 0.5s ease;5 [8 F+ i8 F/ l1 H. w
- transition: all 0.5s ease;' a& }9 n0 P- d: I V+ z
- width: 160px;
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- .tooltip-toggle::after {
9 M6 Q) \! S1 J - position: absolute;
% Q4 Q. X1 t+ q5 \ - top: -12px;
- U2 B* `; s4 |; }4 V - left: 9px;
T3 k2 _0 F' f' Y+ A4 n# |4 S - border-left: 5px solid transparent;
& N- @( k, x, V W) F# r& M" s - border-right: 5px solid transparent;" ^/ v$ e0 v% \$ ^! Y
- border-top: 5px solid #2B222A;$ V8 V8 U& ~" m! Y& W% D
- content: " ";
* x* g- @: q6 G& w/ F9 } - font-size: 0;% V8 G* M T) p5 }2 I; d' N' `
- line-height: 0;
! d- [9 i9 y2 n' B$ ?* F - margin-left: -5px;
8 J; U. ]- S2 A/ u" @: z$ ^ - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
1 h" t n" ~: I- u6 ?/ a8 _' Z - color: #efefef;
. Q( y. J, x. Q, ]6 ?8 f S0 o - font-family: monospace;6 [ y- c" e0 ~2 |! `0 [! F9 C
- font-size: 16px;
# ~$ i8 Q5 a- y2 ]7 |) I - opacity: 0;
1 B1 C+ E6 m! y - pointer-events: none;
. N) K+ }6 B6 } - text-align: center;0 @# N* ^ D4 _: e: Y; c$ M
- }
. W! }/ t5 N' \9 ^% d( T/ x$ d - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 A* Z( S- [& L
- opacity: 1;
- y5 ^9 A# f, d7 y - -webkit-transition: all 0.75s ease;& W7 T: u% U' h/ [$ Y
- transition: all 0.75s ease;
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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">
+ ]; U. R/ c) K# D1 d" ~8 H$ O - <ul class="nav-items">$ c$ m6 ^* n. Q. h) k, W$ B
- <!-- Navigation -->
0 Q) E6 {" u! N- z% ] - <li class="nav-item"><a href="#">Home</a></li>" @& R( k$ q5 k1 z
- <li class="nav-item"><a href="#">About</a></li>
. m" i. |% K: I! A% {6 O7 x$ R - <li class="nav-item"><a href="#">Contact</a></li>$ X: _0 O) {& |, c) P6 }9 G9 g
- <!-- Dropdown menu -->) N" B( p, ]; }/ R! V0 l. Q( D
- <li class="nav-item nav-item-dropdown">, y# Q( F$ D- o& r" w+ @# Z; b2 L% Y
- <a class="dropdown-trigger" href="#">Settings</a>
" h$ R: u( w3 s$ U& g4 z - <ul class="dropdown-menu">
1 W2 K; N: v# h+ _/ r! g( Z - <li class="dropdown-menu-item">
( I2 T/ i [6 U6 O7 c6 G - <a href="#">Dropdown Item 1</a>
( b6 n+ ^; e+ K& y - </li>1 a0 `2 `/ W2 w
- <li class="dropdown-menu-item">: X# A6 R- o* k
- <a href="#">Dropdown Item 2</a>/ v' }! O: F6 }+ s) L+ ^ ?3 r
- </li>' F. h4 j% X$ \: L: l& F# Z
- <li class="dropdown-menu-item">
! ^! S) n2 U+ k2 X - <a href="#">Dropdown Item 3</a>
- F; s3 R, @2 B+ R2 t) { { - </li>
! p. H7 T6 I; n3 R; T' @* e - </ul>9 G8 c1 o, ]+ R% e8 j
- </li>) o) W, d6 }; P M
- </ul>
. U ]" e- {' d8 ]2 P - </div>
复制代码对应的CSS代码如下: - .nav-container {
' m0 F) c+ [! r, B- g5 J - background-color: #fff;0 H1 R" o1 C4 X# k
- border-radius: 4px;
* U6 `) |4 Z J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 i* \2 C/ O% w% U - padding: 1em;" y5 U* e. e1 i1 j% Q, X
- border: 1px solid #eee;
9 U# _7 d* m6 `0 v; Y1 K - display: block;7 A. f/ X/ F. L' \
- max-width: 400px;6 u! ^% B- b+ k* E& o% k
- margin: 0 auto;- e# P& S6 I( H; I' s
- text-align: center;$ I: k0 b# k' A6 I. j3 }# H {
- }
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- li {2 @4 ~4 z, o) g! ]8 H; Z# d
- list-style: none;
2 L) P& y8 V/ p, Q - -webkit-padding-start: 0;
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- text-decoration: none;
% g' n3 f4 y/ d2 G - color: #ED3E44;
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7 A) `2 @# {* J: x6 j# f - .nav-item {9 O' ~1 N/ u& B! V3 Q5 |7 r' W
- padding: 1em;( U# @* [( j \" q8 t( X% z2 o
- display: inline;; R% k* B! m- a8 P
- }
# C* F+ F3 _* [- N3 Q4 ^6 X - .nav-item-dropdown {
2 g- s0 y: u, s% i& H$ ]) X - position: relative;; e, G o" F$ A+ f+ ^) _% K
- }5 o) A" d. d" d3 d! e
- .nav-item-dropdown:hover > .dropdown-menu {* M0 s: @0 Q7 h" l
- display: block;" v& V3 ~2 n1 z$ P3 b
- opacity: 1;, f9 e# e% y, P$ a0 ^
- }8 d+ e* f" v/ u }) @5 K) h, ]
- .dropdown-trigger {$ w9 B" E* w* z" G' @# H/ Q
- position: relative;& ~. \. w0 q6 a( {7 h% Q
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- .dropdown-trigger:focus + .dropdown-menu {
* }4 X3 ^ W/ A9 k8 k4 d - display: block;
7 m! u* g" x7 v( n/ p - opacity: 1;! Z5 w; P' W2 S- P
- }
; f0 V( j+ U; o' n9 E( s) q - .dropdown-trigger::after {: A; f* Y3 J9 p9 v3 T
- content: "›";% `* {3 \2 }- X; f5 o/ `
- position: absolute;* R8 r0 p ]( D- a
- color: #ED3E44;
/ l9 ^: p9 ~9 H4 V& c - font-size: 24px;
8 T! N% s8 O" P& H$ R - font-weight: bold;
+ C: \9 w# N* A) b6 ?# v - -webkit-transform: rotate(90deg);
) H0 f! s2 f: E/ J7 e2 c: h - transform: rotate(90deg);
, [! l2 W0 d# \$ [ - top: -5px;* y" W3 p4 Z# u% I0 X! T: K
- right: -15px;
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- .dropdown-menu {
4 I' ~9 F: `' `3 e S; K - background-color: #ED3E44;
' n1 k, g5 f: Z/ f8 d, ] - display: inline-block;6 U. Q& l- p: i; y8 z( t
- text-align: right;
/ G0 o7 S3 Z1 [8 ^# y# m - position: absolute;
' X2 l5 o0 q3 w2 o( A - top: 2.5rem;
% F" o$ G7 N2 t1 _, t% | - right: -10px;/ {. Z2 S3 d8 ~) w
- display: none;
6 N2 d3 o& K7 q4 C - opacity: 0;
/ p6 D1 T( u3 |& V1 ~ - -webkit-transition: opacity 0.5s ease;& G+ W+ {/ F$ t0 r: X
- transition: opacity 0.5s ease;( K7 M- x; K# }+ V$ ~
- width: 160px;
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- .dropdown-menu a {
) Y% q* E7 L3 m# a, |4 R - color: #fff;0 u" w& k: `- y% n* W1 P( @3 o9 y5 n
- }/ k3 T+ A* ?7 B( Q& F
- .dropdown-menu-item {' i/ N& H7 ]$ X. B! u' G8 V2 |5 ^
- cursor: pointer;5 @$ M3 ?5 R& ]2 R, J3 t
- padding: 1em;4 t( R7 L4 f, g
- text-align: center;3 _- d, O( e; [" ^7 _
- }( ?" ?: r- l7 q4 L2 k, y2 C
- .dropdown-menu-item:hover {- i0 `) T1 U. j$ N+ A' S4 d
- background-color: #eb272d;' t# Y4 y. h& P& C
- }
复制代码
6 r- n0 C1 v, C1 M( c3 c可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- a* y# i2 `- f1 o
- <!-- Checkbox toggle -->) j! |* g8 B/ | Z: F2 d9 h! }
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& S2 O) [) e6 v' \, Z - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# Z" R& t3 ~2 j$ G3 X/ o/ } - <!-- Content to toggle from www.mfbuluo.com-->
& N: `. E$ i2 ]$ K& f- P - <div role="toggle" class="toggle-content">" m! F0 i4 C- `) F" R5 t% A
- BA-NA-NA-NA!5 Y' a8 d* _8 Z) y E+ r
- </div>
8 t$ q6 c- X5 c: l1 j - </div>
复制代码CSS代码内容如下: - .toggle {# \2 H4 T. ^( P2 Q
- margin: 0 auto;
5 k: d1 K7 Q% K0 P1 ^ - max-width: 400px;
" g4 U3 `; G" p; i) u: o - }
, T; t1 ~; `' w' `& e+ _! ` - .toggle-label {
* T& i/ b+ D# M5 Y - font-size: 16px;
5 }4 p% C( q s$ y5 J# ]4 g - background: #fff;( Y+ D$ J5 f9 s% N2 H! n9 i5 ?" q5 d
- padding: 1em;4 V9 h% E* s7 h* T
- cursor: pointer;
^3 v& S8 U- d. A" E+ k - display: block;
" d7 J# ~+ n& n$ m: b$ W4 @. W - margin: 0 auto 1em;2 j# g u: ^& j M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! O0 A n- ]1 L$ y: d
- border-radius: 4px;
7 b2 y j% P/ ? - }
7 W) a; d$ U* \1 ] - .toggle-label:after {
: u) G9 p% ]9 K - color: #ED3E44;
; k: |, L* o o& z# k1 R% @# O - content: "+";6 X/ T, n: Z2 y
- float: right;
3 D0 p) ^1 c S/ Z% E/ K - font-weight: bold;) [, Q- j3 F( k% C. x6 f& D9 s2 G
- }8 P5 i" D9 I9 u# A- r
- .toggle-content {
; ~2 W0 w, t: [ - color: #B0B3C2;
' d/ p' O& A- x9 @3 n8 Y0 L( F( r6 I - font-family: monospace;2 @& q; V( L/ Q. w* g
- font-size: 16px;
: [' G3 Z* R! ~2 T. ?2 C) I# a0 E - margin-bottom: 1.5em;
( |" Q1 R( l8 K$ m+ @ - padding: 1em;
& A) W0 B! N; \& B* L- Y3 \ - }
( ]1 J! D' I; D5 D& j - .toggle-input {4 d2 t0 M) H! M- y- J
- display: none;
. I9 u% z+ {) N6 z7 _5 s3 n7 H - }
8 _) E$ i- i+ w/ ` - .toggle-input:not(checked) ~ .toggle-content {
6 C# J/ B8 j2 f' {# v - display: none;
! X* C6 s4 p3 s* b0 O5 B - }4 t, g2 H* n z7 P$ a( J
- .toggle-input:checked ~ .toggle-content {
& T) o$ O5 B* c$ g. B* G - display: block;2 t& V1 S. c& N; ~6 Y
- }
" Y e; L+ W+ ^1 X9 x, q - .toggle-input:checked ~ .toggle-label:after {* d0 u5 l) F( F& x
- content: "-";
9 d" E: }; { O" q1 F1 l - }
复制代码 7 J& Q8 w6 `* c
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