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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!">* ^/ G! t( v- A4 h# D( Y$ a( k, L
- Label for your tooltip0 [2 E n6 l. @, m9 r
- </span>
复制代码CSS代码: - .tooltip-toggle {
* y' `1 j4 g; P: t# N' ] - cursor: pointer;
; {, y, x; H3 S2 V; y/ n1 |4 \# ~ - position: relative;4 K- I! I' O3 t0 b) M
- }0 [ W# c! Q2 Z) o: B
- .tooltip-toggle svg {
, r8 Q( P$ c5 Q: y - height: 18px;7 B4 R3 U M% h" D( m
- width: 18px;
9 {8 @- N" k; |8 D6 @3 u* Q - padding-right: 0.5rem;
9 }8 |$ {- T- i6 T - }; z! _; H! g) `4 B6 R. g" k
- .tooltip-toggle::before {
" S' n0 w' u w' C4 F# j - position: absolute;
/ z. |$ H0 q. i) ~ - top: -80px;( i( P- q! _6 G" c3 K6 \6 {
- left: -80px;
' Q8 l. S: L- B* q - background-color: #2B222A;" Q$ z' H' w0 D# J- W2 T
- border-radius: 5px;
+ M0 H/ ?3 ^( e% Y1 X) H; C3 X4 P - color: #fff;; E h: {' U( I: M2 a
- content: attr(data-tooltip);* m) N9 U& h3 ^$ k2 X4 y! b( t8 f
- padding: 1rem;+ q4 q4 }4 E* G3 l- ~3 F" T2 D
- text-transform: none;& Y1 j' _* j# o) x
- -webkit-transition: all 0.5s ease;
6 ]- A' K8 W. J5 B5 Y4 r - transition: all 0.5s ease;( d! v; C* T( N( [
- width: 160px;
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- .tooltip-toggle::after {% j$ f4 F4 H. ?; v8 i
- position: absolute;
8 |( o- p! t: O) T/ ~ - top: -12px;
, L. ?; v! A0 m+ H- F - left: 9px;& C0 O, j- E' G
- border-left: 5px solid transparent;3 w% G+ W* E, b3 E
- border-right: 5px solid transparent;2 }3 P) V/ Z$ h% [ N
- border-top: 5px solid #2B222A;
' n9 u, X; Q; D% Q I8 H - content: " ";2 l" G+ T( y4 G* b3 f
- font-size: 0;
! a2 Y# o3 U+ F! u& O - line-height: 0;& n' M* L$ X; A5 }% f
- margin-left: -5px;# C* b" F2 Q0 W+ ~
- width: 0;% E; O3 V3 S7 r' H4 X/ e$ U
- }
( u/ M/ C# y5 u, b5 t @. f- b - .tooltip-toggle::before, .tooltip-toggle::after {
; ^4 g" N. {* c2 k; { - color: #efefef;
4 I0 n: s0 i0 K4 g* e - font-family: monospace;
. A0 q- Y. j! }# j5 X0 b - font-size: 16px;7 t! v! J! F N4 {& P
- opacity: 0;0 q6 w }* D$ r8 s
- pointer-events: none;
2 _8 @. Y( F9 _& _2 l - text-align: center;5 ] u; V# S; t* H4 G: l D* e7 N
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ z+ r* \ G' W5 B: w* ^
- opacity: 1;
2 l. m+ V! o- N+ j. R - -webkit-transition: all 0.75s ease;
7 ]' P& d& k' L3 b5 w - transition: all 0.75s ease;0 I& Q! B+ q. ~* K' `9 l/ B
- }
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) B( B+ c, R& ^$ P) x - <ul class="nav-items">
+ g1 f9 U, x9 T5 X - <!-- Navigation -->
. v. ~3 i% L, ?3 \: b+ I1 j/ \8 ] - <li class="nav-item"><a href="#">Home</a></li>
/ d( w8 r) j( S, I" `" D/ a% m% F - <li class="nav-item"><a href="#">About</a></li>) x1 b+ x, t0 N4 G
- <li class="nav-item"><a href="#">Contact</a></li>
% X8 i( B- X) b" p - <!-- Dropdown menu -->
( `7 E* S1 Q8 D; n8 j* _; ~, d - <li class="nav-item nav-item-dropdown">
: L$ ]" o2 _' r: U - <a class="dropdown-trigger" href="#">Settings</a>
/ j# ` ~3 p/ p2 @0 _ - <ul class="dropdown-menu">7 K6 x! d ?( [
- <li class="dropdown-menu-item">1 Q# ], s; L+ ~6 x
- <a href="#">Dropdown Item 1</a>7 K7 U- a% P5 x3 b' a
- </li>$ p2 O: c+ R) k5 l! w4 g$ c( R
- <li class="dropdown-menu-item"> z4 E" L& l7 o6 c
- <a href="#">Dropdown Item 2</a>! ?( ?/ m. L5 L
- </li>
1 Q; E' E: D" @1 G* N2 E - <li class="dropdown-menu-item">
: Q( G# L6 L* M/ L2 i; g8 O1 l5 V. D - <a href="#">Dropdown Item 3</a>
- s) g6 t' W/ X I" o% o - </li>4 K7 L5 [! o( y+ w4 H2 j4 ` m
- </ul>, v4 r5 ]( `: g
- </li>' d- r- q- a1 P. Q+ G
- </ul>+ @1 Z; T& Y" }3 M% J
- </div>
复制代码对应的CSS代码如下: - .nav-container {7 X' z) A8 T. K* W7 w1 A
- background-color: #fff;4 I- H7 R7 v. z7 I. h! W2 y* F
- border-radius: 4px;8 v, k1 u. D1 o: s* P
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: R+ E/ t7 f0 r - padding: 1em;
1 ]' e4 n: S" H, p% e - border: 1px solid #eee;7 ?5 |. i8 Q- n5 m H! W* T; |
- display: block;1 k' V; Y( T) `( ^" M
- max-width: 400px;" ~! c9 h3 i; V+ H4 u# K
- margin: 0 auto;' \! ]2 ?0 I2 \! z. g" m9 E
- text-align: center;
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- li {
% E0 l! _5 i- A$ L6 B, ~ - list-style: none;" I+ k, C. @9 N( v4 Y3 p) N
- -webkit-padding-start: 0;3 X+ ~ M% j7 T/ l' m2 L
- }
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- text-decoration: none;5 N; U% n. b+ a+ g
- color: #ED3E44;' t- x, W3 u5 ?
- }
1 q& Q* f/ E- _' B. W* y - .nav-item {
# L: g5 z E0 `, f - padding: 1em;% J3 g$ Z8 @6 v1 a4 @6 g
- display: inline;
* q# K' t' t# U' n. p; I - }
" b7 g" ^) e4 {; N: z3 z' @ - .nav-item-dropdown {
2 { R- s) f& |( k+ \ - position: relative;
7 y& X5 I x: t4 x' O: |' b& p. Q: I - }
0 z' N' x, n6 a7 B5 M' L8 P - .nav-item-dropdown:hover > .dropdown-menu {% E4 F7 N/ E+ U1 X) n
- display: block;
+ R; V6 u# \" n" b - opacity: 1;) i; t5 o1 ^( k( m) _: g( W, ]
- }
T9 J) E& s0 D& V! H2 H5 Z: v; I - .dropdown-trigger {
+ S7 s. G6 G# c& ^# W - position: relative;2 f5 P3 T3 w4 C# C* O& C+ A
- }1 B: J/ }4 b2 B; Z3 U0 h
- .dropdown-trigger:focus + .dropdown-menu {
! B" B6 y* X! k - display: block;
' {+ t& W) c& C# v: h, e, y - opacity: 1;
, R1 _( C0 [2 \0 V" X+ F$ F* V c - }& Q: W4 b/ [% ^& V3 V, O
- .dropdown-trigger::after {
7 f9 G! a# A$ h! K/ |6 }4 j. ?( d3 | - content: "›";
+ J( f* X9 S1 G. A - position: absolute;
& X2 ?; c. _" C# m3 O+ i' k - color: #ED3E44;
) a" D/ w( G( ~, g3 I* T6 V - font-size: 24px;
2 d, E" ^, o' R! }% l, ^$ u) W6 C) [. y - font-weight: bold;
9 ?: P- b; S- X4 U0 s0 K - -webkit-transform: rotate(90deg);
! y5 a5 K1 ] i' K) u0 P7 E! Y1 L8 I - transform: rotate(90deg);
3 a6 |' u4 L5 g& m9 y - top: -5px;
& \; q6 ]' x0 j1 w1 L - right: -15px;, F# r* ^% l- M W: u+ a/ t' `
- }; |5 q$ b$ \( G) C
- .dropdown-menu {
7 G0 u. }& d8 r# T1 N7 T E6 s - background-color: #ED3E44;) k) j; n9 c' `. }" u. |
- display: inline-block;( k! l9 w9 G$ w: O9 i7 l: }- [; L
- text-align: right;, S) d- f/ C, Y
- position: absolute;
) P6 a7 C; p/ ] - top: 2.5rem;
) z3 n: J+ ~1 W. C - right: -10px;
" L/ L( ?+ R3 d r1 o - display: none;, f0 X2 A' \7 P
- opacity: 0;1 m+ F0 t0 n+ i% U
- -webkit-transition: opacity 0.5s ease;0 y" ?* C$ ~" a
- transition: opacity 0.5s ease;, a8 k) x/ B0 l+ _" k; I
- width: 160px;
' J0 O4 G$ g7 m! \ - }
0 Q7 Y" ^- E# g1 ~ - .dropdown-menu a {
$ P" j& |' I# d" R+ R6 O5 `- u$ [0 F - color: #fff;) |+ L) G" V0 r1 Y6 e5 s
- }5 M, W0 ^& C$ @( a
- .dropdown-menu-item {) q3 j& N0 N" L& X1 Y* i" {
- cursor: pointer;/ s0 x/ h$ N" f
- padding: 1em;
( A* }; Z/ j& L& Q8 @# w - text-align: center;7 g( G/ f* V1 e( G1 @6 C( ?
- }
5 M3 c9 m: G) g& i% P9 n) b3 s - .dropdown-menu-item:hover {8 T5 {% D9 R5 @$ C
- background-color: #eb272d;
% @' |% ], u6 | - }
复制代码 ! R. v* |$ L$ D) j
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! w" d6 A; M6 J. n2 s
- <!-- Checkbox toggle -->9 R4 t/ m" C, F8 M, h; z' M; X
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' i" C# F5 r3 j3 j3 c( x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 Q1 P% v% |' I - <!-- Content to toggle from www.mfbuluo.com-->+ |* X1 ]2 l/ S% q" f' W
- <div role="toggle" class="toggle-content">4 i) p- c9 j! E0 K
- BA-NA-NA-NA!' n: J' n, }* ~, Z# j/ X9 v
- </div>
; a4 \% E0 Y3 Q5 M% R/ R - </div>
复制代码CSS代码内容如下: - .toggle {
3 N9 k+ F, \& r' n q - margin: 0 auto;: h* _% f1 I6 [* D% o1 j
- max-width: 400px;+ l/ e$ m: v6 z& {
- }
. J5 O \/ A4 T3 }% F8 K. Q( W- \: e - .toggle-label {
5 a- { {2 n+ Q6 x - font-size: 16px;
: I% ]0 }, K* z: f& a - background: #fff;
" y) ~) z; E# _% t+ t- R0 U - padding: 1em;
- q/ e; z* X& [6 q# u9 u& N0 q - cursor: pointer;& d2 @6 A- L2 |& [& N3 W! E( m4 D, ^
- display: block;
0 d9 A$ D$ i; c# h+ |' k1 `' W - margin: 0 auto 1em;* a q/ C. }4 n6 u$ s3 g' A2 Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 x1 t7 m8 }7 {* Z
- border-radius: 4px;. _4 D6 G- z2 Q- V2 s: e
- }5 w, A1 E# h2 z7 K1 @% K
- .toggle-label:after {
' H3 G0 S: J2 h% c/ n - color: #ED3E44;
& J" D+ ^+ i+ i - content: "+";. [. m9 r! h* c# J$ a
- float: right;
1 ~* D" P9 D$ B - font-weight: bold;
/ U8 B4 H0 q; z* `6 X" i$ W - } U4 t) ^/ R( Q+ ^: ^: C5 Z
- .toggle-content {
9 M: J, G. E8 G2 h2 C% z9 [% u* z/ a - color: #B0B3C2;) C, h% ]0 E: u0 w4 f5 w& U* p
- font-family: monospace;( k' |) A0 m$ C% n
- font-size: 16px;
, W8 _" ?2 v/ x) J8 F - margin-bottom: 1.5em;, d5 `2 y: S. U; s
- padding: 1em;. D8 z! r9 P' y: |1 _& a6 U6 H
- }
1 |0 Z% ?+ R3 h% `' A9 | - .toggle-input {
, w! c, c& D; A/ L U H - display: none;8 ^0 a! ~0 z4 G, ^; H7 ]0 Q; b
- } z+ t7 j/ B( x7 M& ~# m7 x
- .toggle-input:not(checked) ~ .toggle-content {; {. }( }" v x" d# Y' n8 c. U
- display: none;4 a9 A0 R$ E6 U$ f7 y
- }5 ~5 l. a8 Z# r7 d
- .toggle-input:checked ~ .toggle-content {# {4 P( w. w5 U0 S; |
- display: block;
) L. q0 K/ h# C% N L - }
/ ] Q& k m4 X/ t# W - .toggle-input:checked ~ .toggle-label:after {& u' ^! @2 s3 I7 {: c
- content: "-";
2 @: Z1 K& \& l - }
复制代码
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9 ^# l* w/ f- {
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