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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!">% ?/ \ y) ^" I2 W2 j! \9 z# i2 [
- Label for your tooltip1 Z) d" y7 R! o t; J0 a
- </span>
复制代码CSS代码: - .tooltip-toggle {
5 _* ?2 [- r& n# f" n) w - cursor: pointer;% V- S6 R- @% H0 M
- position: relative;
5 p) K+ O( d4 |: r3 s# b' w0 j - }. T6 Q6 p% N. ?. i. ?/ P! E! B
- .tooltip-toggle svg {" L4 g9 P. B' c6 x7 c
- height: 18px;
8 q% R U, q+ b3 u# s3 \7 L% @ - width: 18px;' @ Q# Q7 }" J/ f/ H) X6 V
- padding-right: 0.5rem;2 ?; h9 c) T+ L
- }
" o8 O4 l; J8 S# I) n+ L - .tooltip-toggle::before {
9 S5 K5 ^) A: ? - position: absolute;
; n1 v: @- A# H& o# z - top: -80px;
6 _$ w4 H S0 x+ e - left: -80px;4 F( U9 i" U! T2 w7 O+ V2 p5 i
- background-color: #2B222A;3 T x" L+ u7 e/ l
- border-radius: 5px;
; L% @0 i" L2 T3 f. N; I - color: #fff;
/ i; L' A/ T& h7 w( d4 [; l3 u1 x" G - content: attr(data-tooltip);
+ _- P( b; C/ ~( e5 k7 |& x - padding: 1rem;% F0 c. m8 v# A3 o1 _
- text-transform: none;
: a& B2 t) i8 G6 @ - -webkit-transition: all 0.5s ease;
" q1 y( s, x, ]3 c+ ^+ |/ h$ E; K2 P2 T# p - transition: all 0.5s ease;
3 J: t/ A% ^; J1 T - width: 160px;! B# i2 P# Z& w% A2 e
- }
& ~0 u* E; g7 @1 O - .tooltip-toggle::after {
9 ~' ?! o: C9 J+ d6 J - position: absolute;& H `, z- ]# D% {0 S
- top: -12px;
" R' v2 U. c2 H8 E1 z# L- S1 a; u - left: 9px;; D* n) Z: f5 J2 \
- border-left: 5px solid transparent;! I& A$ E# o! [2 `2 X
- border-right: 5px solid transparent;
* c; t* q6 e% ~- V( @ - border-top: 5px solid #2B222A;# z4 d8 s- k& r
- content: " ";, r1 R# D/ ?. s% K" ?1 J5 A
- font-size: 0;
" s8 w5 n) H3 \ - line-height: 0;
. V @6 ?* t6 K+ i& Y1 w - margin-left: -5px;
6 _: }" ~7 a* h7 x - width: 0;6 X: I5 ^8 p& n# _/ A; s8 b! v, K
- }
/ _, N x2 f3 Y( c, {( | - .tooltip-toggle::before, .tooltip-toggle::after {# o- x) C" \0 L+ f) a9 y
- color: #efefef;+ y5 Q4 Z/ |- r) P) y" |
- font-family: monospace;( y2 F: v$ {* U" e2 D- l: w& y9 _
- font-size: 16px;
6 P: i9 C$ f7 `; P! v - opacity: 0;( [- t& I1 O- d
- pointer-events: none;6 T& f7 q5 w. U, H
- text-align: center;$ A$ E5 V9 k% K
- }# } r3 K! G9 M2 D7 f
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ b, D7 [! S+ Q! n' ^1 Q0 X' ^, ~- w6 Q - opacity: 1;9 f/ P( l6 S# R( z( ]& n
- -webkit-transition: all 0.75s ease;6 M2 d- D ]) H2 v* X! ?: i
- transition: all 0.75s ease;
) d5 N3 E6 w/ K( l7 ~1 q! d' p" Q - }
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">) Q- J5 k+ C* o) |$ R* M7 _ M
- <ul class="nav-items">
g5 E5 p9 o/ E, r* c2 J - <!-- Navigation -->+ C% u) n4 O* B1 r o. f( U5 L
- <li class="nav-item"><a href="#">Home</a></li>" y2 Z% D- j5 i' [7 p- V( j4 H
- <li class="nav-item"><a href="#">About</a></li>
$ x4 f2 M$ [- x% n6 o - <li class="nav-item"><a href="#">Contact</a></li>
, c! p" {/ n L/ |6 o - <!-- Dropdown menu -->
2 B" |5 Y3 ]- q4 ^* a, }( u9 j3 i - <li class="nav-item nav-item-dropdown">
. a9 q) _# x5 k - <a class="dropdown-trigger" href="#">Settings</a>: s% c8 k$ O1 |$ B
- <ul class="dropdown-menu">
9 [, }2 f- r3 a: U# J" _; I6 } - <li class="dropdown-menu-item">
* F$ g% v/ e3 F4 [0 Q - <a href="#">Dropdown Item 1</a>) N3 f. Y0 e) w, \
- </li>
6 s2 v& ]% B" v7 x) A - <li class="dropdown-menu-item">
( H( R: j. ?, y/ ^ - <a href="#">Dropdown Item 2</a>
9 B4 Z: q* y, `0 ^5 x - </li>. M# M5 @. L4 P2 P
- <li class="dropdown-menu-item">1 R% z% l3 q( F+ V" D7 ^
- <a href="#">Dropdown Item 3</a>9 J7 Y1 b& G* | C0 d- j8 v
- </li>
3 c! N R% B( f2 C& X2 N - </ul>
8 u) q; d# q& V& ]% K' s. [ - </li>
( m; ]9 {) E7 P; W - </ul>
7 k0 v) \" ?# V/ b - </div>
复制代码对应的CSS代码如下: - .nav-container {
# Y% f Z! I/ v, Y1 c: P( ` - background-color: #fff;% R# p) ^% Y9 U1 L" H4 \
- border-radius: 4px;. t0 ]6 A/ _& C8 d: C" x# X8 ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 a. Q% m( q& r - padding: 1em;0 Y$ g; R0 r2 q8 x$ y
- border: 1px solid #eee;
6 }6 O. x; L( Z3 o- ] - display: block;
( q+ p6 y. a' }' f- B1 Y) R - max-width: 400px;( U, m0 n5 O1 j D2 u5 D
- margin: 0 auto;
6 Z( N' \" q. l+ G - text-align: center;
9 A5 Y+ B( p1 {' B - }
0 y0 I! ?; n3 |+ B - ul,
5 Y7 ?4 T% a) |5 ^, }* r - li {
! P2 [1 j2 t( f - list-style: none;
6 B O! W! f' o5 l: n8 d - -webkit-padding-start: 0;/ L! b& t8 a- [% Q6 F% @7 \ f, K
- }
" e* c' p% g+ D9 k# v - a {
k) K3 _& c+ a4 ?+ P; e( L - text-decoration: none;
: ~5 |, d' e1 a. T) ` - color: #ED3E44;4 @9 X! G- s* k
- }7 F8 b+ G. c' i8 K
- .nav-item {
8 I* O: R$ q) G - padding: 1em;1 u- L. H [' t6 A# K3 E4 h8 X
- display: inline;7 H0 b! w) H( b! u3 j" r9 L
- }
9 f1 F" b- W% X* e$ ^8 `+ |- U - .nav-item-dropdown {
" L ~) Q5 \8 [. n z - position: relative;( ^9 A \: F: h! j2 {
- }" n9 W) w" s1 N% ^, r. E, e
- .nav-item-dropdown:hover > .dropdown-menu {
0 {; B/ t" t* _' t) q' y& c - display: block;! ?& b8 D; q- A# }3 N0 y) C/ g
- opacity: 1;- E9 A% q' Y: I% H
- }" j5 n) D% x$ R; X. ?* m/ U! C
- .dropdown-trigger {/ e0 o) e2 p* Z: [9 N# v: {
- position: relative;0 ?! m0 p) p, h" q+ U
- }
% c5 J* P+ [, X - .dropdown-trigger:focus + .dropdown-menu {
$ X2 B2 v; e/ W3 d5 w3 G% ~2 V: d# F - display: block;& K9 e1 r& ]* ?& C u4 {+ Z- G
- opacity: 1;3 S" a: J# V' t: P% T2 v) V8 a
- }
/ n& h \0 _" r% ?% p" M5 W9 N - .dropdown-trigger::after {
) G- z( z! Q B+ `! } - content: "›";5 @$ U: y5 W( q1 U3 X
- position: absolute;
8 B6 G" C8 I4 Z: v. ~+ }& S4 D - color: #ED3E44;7 w, K. a- ]: C/ l
- font-size: 24px;
9 p# P4 W8 q0 c) p/ o4 [2 E# q - font-weight: bold;* l" e% a( }7 x. d+ \/ T+ a
- -webkit-transform: rotate(90deg);7 E& n3 i m" e8 q5 t3 A
- transform: rotate(90deg);
Z. h$ M7 H5 k3 {- M) f' U+ I - top: -5px;
} H, g4 e4 q3 S h; d - right: -15px;" Y y" s n7 d9 r. y
- }
+ f8 m9 H+ y& x - .dropdown-menu {+ A0 W8 v9 ~, V3 P
- background-color: #ED3E44;
" k7 u) T. y' w9 i8 `7 u - display: inline-block;( r6 {. x& O/ |! x6 o
- text-align: right;! O0 A$ X0 C) E% A- I: N
- position: absolute;- ]# S8 a9 h# l2 Y+ s
- top: 2.5rem;
0 H6 g' s) s) X2 L: Q - right: -10px;' h9 |$ ^. e# f( \
- display: none;
' }! i0 O8 p. E) V7 ^0 s" D - opacity: 0;& |8 K2 |- ] K6 ~0 C4 X, v( S& Z) \! p
- -webkit-transition: opacity 0.5s ease;
* p9 T) F1 C6 q0 D0 g - transition: opacity 0.5s ease;
* Z& I6 D/ y2 V - width: 160px;
+ ]- t) H4 z& \ - }& C' N; g$ O& [2 j$ T$ Y
- .dropdown-menu a {8 }6 l. }8 H1 D( v4 a; a& v& |2 o B
- color: #fff;
8 J- \, e2 ?# p: E+ m8 I m7 O - }5 s1 {. T( @3 k+ @2 h, j6 A( _1 h
- .dropdown-menu-item {
9 ?. D8 @7 e L i* ^0 f - cursor: pointer;7 Y( [8 T, d h
- padding: 1em;8 Y" L7 _5 f$ K1 Y# H6 ?
- text-align: center;
) R# h* V7 w" A1 g, t - }' O, m# Z9 @$ [
- .dropdown-menu-item:hover {
4 V0 t$ ~: z% A2 ~) V: b# L( o - background-color: #eb272d;- N9 ?5 T6 F h7 H- H" p ~
- }
复制代码
# d: G1 o) o6 f W可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 `' w, Y. Z1 v
- <!-- Checkbox toggle -->3 G+ G' [, ]3 E4 X+ \7 q) \
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> G( r) b5 H* t0 r5 T/ u
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
' v% o5 o+ A8 G9 j* f. K: l8 R - <!-- Content to toggle from www.mfbuluo.com-->: a* P' _6 o/ F! w* d
- <div role="toggle" class="toggle-content">3 B$ _+ s5 c4 n% j
- BA-NA-NA-NA! a; Q/ T. w# H3 f- s% ]6 d
- </div>
5 P# s: T6 E6 ?' z7 h - </div>
复制代码CSS代码内容如下: - .toggle {: J, h+ o/ t8 l% @! @ W0 H, @6 V
- margin: 0 auto;: g8 L y2 v0 h( K$ h$ y
- max-width: 400px;. ^/ l/ Q* g! } [* ?- A/ h$ ~
- }+ Q% ` K: ?; p8 D5 I1 N% g
- .toggle-label {- G+ ^7 M) G$ t3 V+ S" T
- font-size: 16px;
( c1 h5 p: w) _& A, t. P5 e0 i5 o - background: #fff;' r' b+ W; S5 C
- padding: 1em;
) @0 g3 P. ` @# K, i - cursor: pointer;
/ C& M- X) ?6 S# ?, B - display: block;& Q2 A! \0 m W) y8 d. s$ S
- margin: 0 auto 1em;# M" f0 `0 L! {* h+ V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; l! \0 `7 j0 H8 a8 U( r0 | - border-radius: 4px;
/ Z2 I) j B( }& @ - }
* [1 o `( z+ W* W5 `3 c+ ? - .toggle-label:after {
) e8 X' y) a) n2 o4 B$ _ - color: #ED3E44;
% o' y7 W, D% t, x - content: "+";
4 L% @! x2 I9 D' f: g' t: F - float: right;
( v `* f$ j, @; |' x: o - font-weight: bold;% H6 w. Z+ e) D& S
- }/ P5 }5 L/ E- L9 x/ D, X6 D0 Y
- .toggle-content {
/ i9 i" k! Q" V. W) a2 Z - color: #B0B3C2;
& S5 A: p; N, M$ G) Q - font-family: monospace;8 {: [) A" Y9 K
- font-size: 16px;
! v, W- X- U# |$ ^ - margin-bottom: 1.5em;
0 X% L. l: X, O0 d7 U8 `1 X' M - padding: 1em;, h8 C2 d7 s) |3 T0 G; R9 i
- }1 C- l1 K( j2 Y2 V# @8 \; |* o
- .toggle-input {
; w4 o( \5 P$ ^4 y9 R) `$ D0 f - display: none;: b3 i; @2 y7 D, G) s
- }) F1 X2 O! |3 W" J6 o, p! o
- .toggle-input:not(checked) ~ .toggle-content {% u; Q5 F& G" s. u( z. w
- display: none;
" M) {% D" X4 f: ~ ?; N - }! \7 u0 ~7 u2 \' g
- .toggle-input:checked ~ .toggle-content {
# K I- j+ t# ~$ S - display: block;
" Z4 A% A. }( B/ s4 Y& G2 f* T - }4 z& ~" U; R$ P5 l: `4 P
- .toggle-input:checked ~ .toggle-label:after {2 q! O) l; I$ @( x7 T6 K2 X
- content: "-";
: S3 v; N6 ?5 S - }
复制代码 ; `5 l6 w7 _ E* j$ i, K
{9 z/ ^" S, R; C) i3 o
2 i# V# |6 E: m% z, H& y/ S1 y% i: Y2 n+ o5 }
. }5 h! D/ A' H4 Y B& f% L2 O8 ~0 Z. g1 L) Z2 v9 j
2 j9 {' v a2 v4 j* c5 M* S2 {/ m% `" e+ Z+ m5 z* a( T& b1 C+ d, G: J
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