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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!">9 r* s9 S) Y0 r& E( A2 f5 E4 a
- Label for your tooltip' z9 ^6 ^" o3 T% b6 W7 G
- </span>
复制代码CSS代码: - .tooltip-toggle {$ Q& y% o" p4 z* S* z" j
- cursor: pointer;
" ?2 }& g) K1 B# r+ r3 L - position: relative;
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- .tooltip-toggle svg {8 p' e* {! C* i1 d/ ]
- height: 18px;
: A0 v& n9 o; i - width: 18px;
! O) x6 o8 u1 L! d& b# d - padding-right: 0.5rem;
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- .tooltip-toggle::before {
3 K6 w. ]' K& g$ g: I2 |# g - position: absolute;
; X7 F0 x3 F/ R) |8 X - top: -80px;* I1 ~: D, F' Y, E
- left: -80px;
1 q1 r5 Q: F* M- H6 M - background-color: #2B222A;
0 C \' l/ B2 [# U9 h; L) A - border-radius: 5px;% @1 `4 [4 w2 Q) ~+ r4 q
- color: #fff;$ g3 D5 |0 d6 u6 p6 l$ w7 X
- content: attr(data-tooltip);
" m( Y0 P" }7 ?, F' T" j - padding: 1rem;
( _) h; i1 @+ t7 Q - text-transform: none;
5 R, y' i9 @( j- R - -webkit-transition: all 0.5s ease;! A/ P+ R8 K+ o+ T9 ~' N. `
- transition: all 0.5s ease;
/ t- [; J- i7 H6 F - width: 160px;
/ o+ t2 V- z- T1 F2 w - }# S9 c' A3 f* {
- .tooltip-toggle::after {- M' C; W# |0 M
- position: absolute;
* i; @) m$ v3 S - top: -12px;
- s/ X% m8 b- ^6 Y. @ - left: 9px;
1 }" s- d5 U/ g, K - border-left: 5px solid transparent;! @1 o/ _: p& x$ Y
- border-right: 5px solid transparent;: ^! E+ i+ J' |% A2 ` Q. r
- border-top: 5px solid #2B222A;" H7 f0 A! V$ I3 m
- content: " ";
6 c/ e$ s$ u; Z - font-size: 0;
# ~9 p# B8 Y: j1 P& D. y9 ^5 y - line-height: 0;4 l: O' G c( {8 y# l1 o! Q* l! @
- margin-left: -5px;
+ @9 l. t% y! w: H" g. U5 B3 @6 X - width: 0;
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. W" a' D/ \3 s V - .tooltip-toggle::before, .tooltip-toggle::after {3 h h/ L0 I. @9 n
- color: #efefef;' ~( r, U; ^/ U N o& ^2 k
- font-family: monospace;
) o1 [ S6 H) C$ a) b3 c1 ?1 a - font-size: 16px;
' l0 O1 S) L7 U0 |. K8 i - opacity: 0;
7 M8 w2 D* m/ P7 O - pointer-events: none; `; H ?+ ?" d7 E2 A. x# _
- text-align: center;
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" Q9 Q4 H% ?7 n8 Z! L7 m3 Q - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 h+ T, e7 o% l& B5 F - opacity: 1;0 r6 d$ d# G3 G5 c# E2 I
- -webkit-transition: all 0.75s ease;
& c. e# f( r i( Y6 E3 \5 F - transition: all 0.75s ease;3 ]+ J+ X; g% x, U, L, c+ s
- }
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">& K8 m* T, l% r% k% r5 F- S
- <ul class="nav-items">1 R6 d% r5 S0 S3 ~
- <!-- Navigation -->* k$ i* s0 b+ m9 w5 Q
- <li class="nav-item"><a href="#">Home</a></li>
3 ? \: \% u2 D; P* k6 H8 u$ u' p - <li class="nav-item"><a href="#">About</a></li> X% Q3 b$ C+ I
- <li class="nav-item"><a href="#">Contact</a></li>
4 B- U& Y+ _% S/ x+ m4 m - <!-- Dropdown menu -->
* g* C4 h! V& c2 k# t - <li class="nav-item nav-item-dropdown">* f% a) G8 {2 Y/ Z. }
- <a class="dropdown-trigger" href="#">Settings</a>
& C$ `/ o( @0 Z" C4 d" F - <ul class="dropdown-menu">
! R, l2 W, ?. o O - <li class="dropdown-menu-item">
4 z' J. e5 l- W" a# q - <a href="#">Dropdown Item 1</a>6 I' j; B. p3 u3 |/ V
- </li>* H3 P. X; T, O& b& h) q) F
- <li class="dropdown-menu-item"># M- R7 _. @) _2 @3 i+ M( ^ m7 D L
- <a href="#">Dropdown Item 2</a>
7 c- H: C0 K p( Q J: | - </li>
; O% w3 ?' j- e7 b - <li class="dropdown-menu-item">
; p0 J v8 y0 a8 c: ` - <a href="#">Dropdown Item 3</a># F1 F- [* @4 _+ U, p0 }
- </li>
8 l" [ `" _& G: k t - </ul>
# i& j5 [9 [5 i- m+ ]5 x - </li>$ h; G$ N# N; [
- </ul>
* J3 M3 T Y& a0 J - </div>
复制代码对应的CSS代码如下: - .nav-container {
) N1 E' i$ S8 ^" a+ h8 B: h - background-color: #fff;
6 {! G# b8 b" ]6 ]. t - border-radius: 4px;- U$ k+ r2 l3 o7 B3 K! ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# i6 I( V d! e+ Z% l: I - padding: 1em;2 Y2 L S8 F# u! e6 Y
- border: 1px solid #eee;
2 l" `/ `" Z( K1 F9 | V# L5 v - display: block;% z4 J9 T; r$ \& l% U* `
- max-width: 400px;1 u5 L/ r( B# X) w# h) b9 Z1 o
- margin: 0 auto;
9 b+ R6 ]( `* q - text-align: center;* q) {; v0 W' M2 r! I! F) l
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- ul,. M% {8 a- R9 B* w: L/ z
- li {
: p' I# `4 ?4 b- I - list-style: none;" C! W7 A/ ^9 z6 o
- -webkit-padding-start: 0;
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- a {) {! }$ z$ S0 L- F6 Y
- text-decoration: none;2 T$ f `9 l: ~0 I5 \( s$ `
- color: #ED3E44;
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- .nav-item {
# M8 c5 y! i# n( ]! k - padding: 1em;
6 \5 k! c; B, _! v- {7 O0 h; b - display: inline;4 N; Y% T0 D( @# a
- }# J* K0 X, ` ~# l& V" o5 O/ \2 H
- .nav-item-dropdown {- |- V' q) v( X; o0 |" w
- position: relative;/ m- w1 v; H# P! }7 F3 u8 }
- }
/ h8 f) o6 O W- V U% \ - .nav-item-dropdown:hover > .dropdown-menu {" Y. X0 n* K9 ^; k8 l
- display: block;4 H' U# s" W% V0 I
- opacity: 1;+ U7 T. r7 W: B& t% l
- }7 ~+ M2 H$ x1 u7 u9 j; U0 ?
- .dropdown-trigger {
& G) @ F$ U# e; B* z - position: relative;
P& t' ]2 h/ N+ K& D5 m - }
@2 H! ]# m. Q$ J' n4 S( Q - .dropdown-trigger:focus + .dropdown-menu {
j- R ]# b4 s, o- N1 l/ G, y - display: block;
5 t3 p1 b6 f% |& ]$ i; H: j - opacity: 1;
1 ]1 e) l" t: v% [# k, v5 \3 U - }
* s& V1 N, H3 G) e - .dropdown-trigger::after {
) N1 M- k3 H6 S" H c) Z - content: "›";
7 i( ^/ _! o6 q T( s - position: absolute;1 u1 h, b( Y7 B3 R3 @
- color: #ED3E44;
5 i% u5 x! e" Y" m - font-size: 24px;
. r; a: g u. s! u$ K1 z - font-weight: bold;
P8 [+ A! Z7 C - -webkit-transform: rotate(90deg);) Y% B, d+ a ], C
- transform: rotate(90deg);- |! ?+ F9 l3 Z; a; c- Z
- top: -5px;# P) Y M7 n. T0 V- q# g
- right: -15px;, E- I G! H( k% j9 z
- }
- ^ d$ w! e3 s - .dropdown-menu {: U5 t& f: E" q0 f+ Y
- background-color: #ED3E44;- X) C6 p; f7 d1 e# M- B) F& z! |
- display: inline-block;
& R6 |* R: C0 e+ M" l* f - text-align: right;
7 D7 \. g! [4 }( j - position: absolute;
" f( B4 Z8 r, |! e - top: 2.5rem;
0 n1 F( }' }" c0 s W7 O; }7 F - right: -10px;
" r4 q7 I, j) T. n9 [ - display: none;
' T3 E& z/ u* \# u1 b r& P - opacity: 0;
7 h& k5 K' E/ b! P - -webkit-transition: opacity 0.5s ease;
7 j- t. F( b$ f% s5 h' O2 T& D3 U - transition: opacity 0.5s ease;0 _% J9 K* L* E, i' g$ E
- width: 160px;
+ E9 V) s# h- T$ {, t& e" i" L - }
/ j- h* C% U5 { - .dropdown-menu a {- Y. d3 L3 `1 X4 a( V
- color: #fff;
" X! @: |1 H% J! A - }
+ I, z) c& M" x5 s: L2 m5 E) A - .dropdown-menu-item {4 a2 M* h- G9 j, U$ `
- cursor: pointer;
4 a' ?, |2 \0 y# S! b - padding: 1em;# S6 p3 r( w0 ]+ @9 \# i
- text-align: center;+ g& y7 b: ?' X+ h5 {
- }
. p) k; e4 w% G% F+ X - .dropdown-menu-item:hover {: @) j8 @ l1 b$ J6 @6 ~4 V% J; P. R
- background-color: #eb272d;+ \- G+ ]1 N; l! a$ r& W
- }
复制代码 4 z( u+ ?; f' E/ R4 ~: v, q0 c9 ^
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
& \$ h: h6 ]- r# C& B Y3 \1 } - <!-- Checkbox toggle -->5 z5 X' Y8 X; G+ v+ V/ N9 c
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 D6 Q* e7 s1 L( j$ b% D
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, V& H P' H' E% v2 Q& E `# F0 p - <!-- Content to toggle from www.mfbuluo.com-->
0 c* s& X6 x z9 j J/ I: j3 F - <div role="toggle" class="toggle-content">3 {4 a3 t3 m$ n
- BA-NA-NA-NA!, T6 T* p% A! m
- </div>* W. Z" \ I/ ^1 Y/ o1 }
- </div>
复制代码CSS代码内容如下: - .toggle {
+ m/ T( i% M: Y' n Y! K7 \; W - margin: 0 auto; e/ N, _! h' q9 S
- max-width: 400px;6 N7 x% y2 ^3 k1 P
- }9 W$ ~) y9 b. g! l) _! q3 i
- .toggle-label {9 w9 o$ \! V: S0 [
- font-size: 16px;! E Q3 K8 z# [% U1 r" X9 k
- background: #fff;- p# w5 f+ T5 ~7 \, z; z8 k3 R8 |
- padding: 1em;+ r% W6 n# A$ u3 H2 m* e. c
- cursor: pointer;0 r, ~' a* P7 h( [3 C" x
- display: block;
1 t% x6 l2 I" h! o, E* W* v - margin: 0 auto 1em; ~. R% k, D" e* V8 e7 o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 s( |- v, \) m* n3 i9 l4 x: d+ @
- border-radius: 4px;
K: @2 m9 q5 F1 F( j. q% A - }- s4 v4 m! R# H
- .toggle-label:after {8 r5 y) J" X' w5 x6 W& L2 W, I
- color: #ED3E44;1 T6 R& `, K# \6 `
- content: "+";0 ^1 S0 r7 L# w- r
- float: right;! z1 v/ z# u7 f2 c I1 F0 u5 j/ o$ a
- font-weight: bold;
- ], c V- h3 c6 d" Q1 g - }
/ f9 Y1 S; i5 F+ f8 F - .toggle-content {
$ k+ _6 N5 [/ v. `: R8 T( L+ O - color: #B0B3C2;8 I1 Q6 s! |: D& ?( z
- font-family: monospace;
$ k" `5 Z) X1 [& R' z - font-size: 16px;3 d) g9 k5 O5 S/ g
- margin-bottom: 1.5em;' e% H5 Q9 A+ ?. f1 K5 h. e1 Z
- padding: 1em;. E: n/ l. @) i& g: Y) D Q
- }8 h* z4 J3 S1 ]3 A7 p5 f# J& _& x
- .toggle-input {% c* f* X" @, |2 ]% @: O
- display: none;' I* L! z( P4 b& v( D/ b7 w& [4 `8 a
- }' P( ^( R; a9 J% ?: N' H7 C
- .toggle-input:not(checked) ~ .toggle-content {
8 m1 C6 H( o( E$ M! [- G9 X- [! e+ `0 q - display: none;' o) y. P5 ]6 L+ V" ]
- }7 E8 ]" X5 b4 M% |9 Q
- .toggle-input:checked ~ .toggle-content {
- H4 \" ~- r; G3 G8 s" D - display: block;% r4 ~* Z: M& r$ V- A
- }' ~; R6 n0 w. d. M1 K1 s5 M
- .toggle-input:checked ~ .toggle-label:after {
# l" K" U& s# {/ V - content: "-";) D$ n1 c) S1 F5 I+ s
- }
复制代码
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