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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!">
$ I; j/ o3 ^7 R - Label for your tooltip# L9 m/ [/ O. g6 [) f. A4 T+ W
- </span>
复制代码CSS代码: - .tooltip-toggle {0 d5 k2 @* s( ], T
- cursor: pointer;
7 ~% t2 O. b) T! D$ {3 H! k - position: relative;4 u V q/ ]7 R/ V1 G2 E* U& l, Z
- }
( `0 K5 ~3 C, _0 j8 K6 [- o: @- p - .tooltip-toggle svg {
* b6 j" [) j1 B/ @0 C - height: 18px;
; x- N. R5 u7 t( S1 M5 P - width: 18px;
( u$ s H. Y2 Z E- ]7 o - padding-right: 0.5rem;4 S4 g1 J% O* m$ P& C" w& y
- }
4 f8 l7 K F8 ^8 O* P3 a- {# U$ Z - .tooltip-toggle::before {3 k% J) k. W S: x: M
- position: absolute;0 q8 R7 [6 r! M: z
- top: -80px;
0 j$ |6 H. C, q! |: B# B5 y - left: -80px;+ L0 s& P- ^- E" \2 O
- background-color: #2B222A;& D6 R) I( m" i( W* I
- border-radius: 5px;
$ N: u+ F( S( l& D; c# k, k9 N3 f8 q - color: #fff;! m, H& R; d5 c! v1 J: L/ V
- content: attr(data-tooltip);
) J* Q# T3 s! M. _4 F( ^) B* S- Y, | - padding: 1rem;
7 p" Q+ S$ k1 n, G7 f6 W( a - text-transform: none;
2 y- S# l2 U/ ~4 k, } - -webkit-transition: all 0.5s ease;
8 Z+ n* m4 Y) p - transition: all 0.5s ease;
9 i1 [: s4 d4 X( {' C' b1 p8 x - width: 160px;8 @2 Y! Z- i: @& W! H
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- .tooltip-toggle::after {
3 d5 c( \* {0 a - position: absolute;
$ U9 h8 |. z2 R- |5 F2 h7 a - top: -12px;
, K3 s4 H( o. I N5 S - left: 9px;! {" `8 {$ |9 ?; J' N
- border-left: 5px solid transparent;6 t+ ?. |9 W' M$ F7 ^
- border-right: 5px solid transparent;
5 j1 t3 L6 z& x( f6 E, a# ~$ X - border-top: 5px solid #2B222A;
0 m, F! T7 g- {+ l, L - content: " ";" B. D6 r0 @- K3 V3 H$ |
- font-size: 0;
5 ?( B5 }8 `4 K* O7 N% N - line-height: 0;
$ W1 Y8 E& h6 ? - margin-left: -5px;" z/ K$ d. X8 `' N
- width: 0;
" l% u: H1 |% Z" } - }
6 Y8 s* _4 f1 W" L. h4 J/ X - .tooltip-toggle::before, .tooltip-toggle::after {) {; O! q4 J$ ]6 {8 v4 J4 J0 l7 P
- color: #efefef;
* l' w1 `' ]3 [4 U0 P - font-family: monospace;
& w3 u- m7 H: } - font-size: 16px;9 S- g; C# j; t0 @9 }& {' R
- opacity: 0;3 d( z- k" `! h9 k1 C; [
- pointer-events: none;
8 P6 K6 T+ Y; v - text-align: center;5 w9 _1 v" i/ t
- }+ e& e8 g r1 e) v. C
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* p" N* W# C* r; o y& ]9 q# C) p - opacity: 1;
6 X/ Z% |/ I+ w+ r) G: g1 _8 } - -webkit-transition: all 0.75s ease;4 [! |& n6 Y- Z# H
- 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">5 `# E/ |' S- L8 z+ I; ~% J0 M
- <ul class="nav-items">
4 E1 m0 ^, H9 L - <!-- Navigation -->) O, v; z& v F$ p3 `* Y* k2 W
- <li class="nav-item"><a href="#">Home</a></li>
" p n5 U/ r1 O# z7 W ~ - <li class="nav-item"><a href="#">About</a></li>
+ h% c. G) I( U) m# O! [8 K* a+ N - <li class="nav-item"><a href="#">Contact</a></li>9 h) u* N% Q' q; X, k
- <!-- Dropdown menu -->/ {/ F' i1 p+ a; e: U& O
- <li class="nav-item nav-item-dropdown">
2 j# p. M; Y! C2 [2 U - <a class="dropdown-trigger" href="#">Settings</a>
+ ?+ ^6 a' k. Z) O! P7 E - <ul class="dropdown-menu">
6 j' w% E. E9 A2 n$ [& S - <li class="dropdown-menu-item">
0 J7 _! C8 e- s9 J2 p3 K9 ^# n0 p - <a href="#">Dropdown Item 1</a>
W; E: N& k8 A, d+ q - </li>
$ o2 O8 T& n% C7 l C4 S% C - <li class="dropdown-menu-item">0 I# g& z+ |3 l! n# X
- <a href="#">Dropdown Item 2</a>2 j7 o: B2 `, d2 z
- </li>; m2 o1 I# p7 G
- <li class="dropdown-menu-item">0 |) C& u3 R7 ^& _4 X0 e' W
- <a href="#">Dropdown Item 3</a>- |/ X; z, v$ m4 T# @0 Z8 u G
- </li>: l1 W" O3 b+ U; }, V
- </ul>7 t9 K5 m ?* |8 m
- </li>
2 @& i' z+ u; e& W0 N - </ul>
: _4 V4 h8 h% z0 Y2 M# S. v* ] - </div>
复制代码对应的CSS代码如下: - .nav-container {" _1 i; Z6 H6 l1 o, r. S
- background-color: #fff;
4 R9 \9 {0 G- B - border-radius: 4px;: N- G) H2 ]/ a2 E( j' h* H/ C. ]1 l& z& b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) b0 j$ w* A9 M" ?! O" E# Q - padding: 1em;
) o+ y K0 v+ l" P8 S9 k4 I: l - border: 1px solid #eee;
; a& G/ r* x% x9 L& |2 S - display: block;8 O! @1 ~5 u6 G# B# [
- max-width: 400px;
# t L" f3 `. A2 D/ ^; G* V7 r- c - margin: 0 auto;
) z# X H) `2 T Z/ x" e - text-align: center;
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- li {
' i1 {- y1 G$ U* M - list-style: none;
8 _( x0 A& q& M; V5 c# q7 j$ n - -webkit-padding-start: 0;
$ g* O- s* N: E# o - }/ K$ |0 x1 o/ d0 E" j
- a {6 _$ k" y3 }( }6 a9 [8 m* t3 X
- text-decoration: none;! G3 G; F) ?! y- j3 ^8 ?
- color: #ED3E44;3 i/ @4 [+ e3 Q" P+ \9 f+ a
- }
+ d" t0 F0 ?0 C6 `, @9 a3 I- F/ V - .nav-item {
2 U G0 { u; f/ C' ~: X4 [ - padding: 1em;
8 d7 x0 M: y: ] K5 k - display: inline;; m6 p: c# d; p2 ?2 n6 K+ Q% C
- }
5 R- P# y: F, o5 u - .nav-item-dropdown {$ E/ S0 _% N' R+ M
- position: relative;6 A: r$ p! u: S# a. e2 U
- }
' q+ f) z+ |8 _ - .nav-item-dropdown:hover > .dropdown-menu {% k" e; S/ @8 Q/ ~' I1 B; y
- display: block;
4 j9 { E* Y& y* u% T+ O/ @( F - opacity: 1;+ A: O3 d' _* }! ?5 L: f K; F: H& E
- }
2 ^. G4 ]% S8 Q - .dropdown-trigger {2 }9 n1 [. q' B; r3 H! ^7 H
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
7 \: F; I4 d* _* T# Y - display: block;) k7 {2 |( a* @: v; \
- opacity: 1;
' ~5 {$ O& N4 Q) U; G3 A - }
- W% v4 N: @: J: u% b" d2 V8 }( P - .dropdown-trigger::after {8 ^! A8 @5 K+ \# b
- content: "›";+ F' G8 A! |0 u7 L c
- position: absolute;
2 _/ c$ F _0 B3 q/ E5 d, _7 v - color: #ED3E44;
9 Y- v$ K6 }+ n5 y m7 b3 c - font-size: 24px;
! a8 l/ H9 o1 p% a6 B - font-weight: bold;2 }0 w, A; \! D' W+ T" C7 H
- -webkit-transform: rotate(90deg);' d2 _+ `7 H/ g9 ~- Y9 }5 o
- transform: rotate(90deg);2 O9 w3 V8 ?9 X; Q
- top: -5px;* R& `. c. H5 w1 A
- right: -15px;
4 B0 t2 E4 `, W4 H9 r2 k - }
$ F9 u' r* I1 J. i - .dropdown-menu {
% s5 x$ M6 T4 s( s+ j - background-color: #ED3E44;
* b% F9 o& y+ n: U2 m! W) h1 |& w! e - display: inline-block;' U$ X! \. U0 _- R6 L
- text-align: right;1 N4 l" B' m' a1 r& V
- position: absolute;& S4 p+ d' s1 Q
- top: 2.5rem;
' o# n: |3 y! ~, t# b3 e3 H - right: -10px;& t* O. w0 k: e' {# \1 A' r' X
- display: none;8 j% e! q0 P* V$ l1 f
- opacity: 0;9 s2 X( k+ w( |1 |# l# I; O
- -webkit-transition: opacity 0.5s ease;" `, Z4 E" p4 p
- transition: opacity 0.5s ease;6 J$ S E# q$ F) X! y
- width: 160px;
4 o' A' l% @2 b j) y7 [" P - }
( w, B0 i: [5 U - .dropdown-menu a {9 u( ?, ?! m; q9 r- b, c, F
- color: #fff;
1 G. b* u9 a3 h2 i! y3 C u! B - }$ `# v& {) P7 S2 L. |/ f% r$ q! [, K
- .dropdown-menu-item {9 D3 E! L$ g x9 Z
- cursor: pointer;6 L1 w( j0 P0 M8 M
- padding: 1em;7 b% N% L7 w2 t* |' F
- text-align: center;8 d# F; @( g. p7 G3 A4 l7 E
- }
. d7 ^5 t6 F6 @) O/ d3 P5 G% T - .dropdown-menu-item:hover {8 J4 h' R0 M0 o- p! _
- background-color: #eb272d;
. {6 B( g9 O" m% z, _% x - }
复制代码 0 b) c1 t* c+ {( w& r% o2 o
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 G; F3 G, O* ^9 [' _
- <!-- Checkbox toggle -->' r1 w8 j- I2 _3 s0 m6 U, y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 T& w( I0 k/ M3 R) F - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 k1 f' k9 j$ s1 d( e
- <!-- Content to toggle from www.mfbuluo.com-->
7 X0 p I1 L2 M: q - <div role="toggle" class="toggle-content">
, H% K% M6 d1 p' v) E+ U% w - BA-NA-NA-NA!
/ e- Y5 a P# ]4 q - </div>
2 n* _: _' S+ p& {) I8 ^$ w - </div>
复制代码CSS代码内容如下: - .toggle {+ v8 v9 U. ^4 Q! r% e1 u9 V8 ]
- margin: 0 auto;& U/ S/ N8 W$ f
- max-width: 400px;
# ^: T# Y9 S' {/ W: F! A - }( H, f( k/ v1 }" h+ U! e3 P, m
- .toggle-label {
* i, M" m/ A3 @6 l1 K - font-size: 16px;# V3 [" a3 R# n, w! V6 E7 I
- background: #fff;
) g& t6 m5 s& R' V6 Q - padding: 1em;
! q' |1 S2 I# e" ?, { - cursor: pointer;
' Q9 K6 Q' o C5 \& M - display: block;4 u' Q4 n" e/ L f' @
- margin: 0 auto 1em;" h6 @/ E9 x' B# t* I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- e1 x! Q. E. }& K. p - border-radius: 4px;, _9 A$ W1 G5 A, H+ o% O
- }/ z2 ?6 \, m* r0 n% U6 d5 v
- .toggle-label:after {
& o p' b) Y8 K/ x% A - color: #ED3E44;
, E0 M4 s, _+ ]# {& v - content: "+";
* Q. Z) i+ D. j+ G( x" x - float: right;5 R5 X5 `, X' v$ ^& {% H
- font-weight: bold;" j8 @/ ~3 B6 p( T0 w* O0 W
- }
' r }7 t* E' g$ x& w! L( o - .toggle-content {
8 m+ }6 p0 Y' }5 I' }- Y - color: #B0B3C2;6 c! V: R: ?- Y, O2 r* e& i& F. Y; R
- font-family: monospace;
) |4 V( p" |5 a3 s% S - font-size: 16px;- t2 {3 c5 x( [" v# c
- margin-bottom: 1.5em;
% r2 j8 Q9 b1 q* F; n+ n. ^2 F& r - padding: 1em;- W& z; U* x# N- }. Q- W
- }
9 L x9 q# d, n+ L0 Z y+ j D - .toggle-input {/ g J8 m: ^3 J
- display: none;
& P7 G7 z9 y8 }6 T. } - }) _) }; G/ z Y) {+ ?) W
- .toggle-input:not(checked) ~ .toggle-content {
' p! I7 ~, V, G- x - display: none;* S% `1 j* g6 h' o" ?- S
- }0 M; a7 v# g8 p- V# c
- .toggle-input:checked ~ .toggle-content {. G+ K9 @3 M3 r2 o7 T% \# z
- display: block;' H. O5 s% h# v% a
- }; P* Y, R* O/ M/ Z7 x) Q
- .toggle-input:checked ~ .toggle-label:after {
- f; O/ \1 H# y - content: "-";* a) F0 w, t# D4 J1 _; D" f- e
- }
复制代码 `# `* q3 X* s, S# m
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