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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!"># d j3 [% C6 F0 j3 b' T7 O
- Label for your tooltip; R8 m( E% s' C! p' U* w' S; L
- </span>
复制代码CSS代码: - .tooltip-toggle {& G) t& k4 P9 v4 Y: i/ F& J6 c
- cursor: pointer;
" k# j! l% \8 f+ t0 B5 U - position: relative;
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- .tooltip-toggle svg {4 I1 M' h4 x0 u# ^0 e9 {! i+ Z
- height: 18px;+ |% B, I4 f0 s
- width: 18px;
0 a) _2 R1 y" b# P" N - padding-right: 0.5rem;4 p( U; ]" h p' [
- }
! |4 W. j" v3 ]: Y - .tooltip-toggle::before {, P. L& b& r3 P! T2 B" {* O4 F J( y
- position: absolute;
) D8 M3 B0 L/ z5 q7 j) R! ^ - top: -80px;
- {& P6 K- c G! Z& c- U - left: -80px;5 C1 ^3 I: E# t% G- V
- background-color: #2B222A;
8 o) X4 M3 k! Q: Y0 i6 U - border-radius: 5px;( ?- B/ Y* Z1 q+ g4 J6 S
- color: #fff;; X# \, W& w" |6 X# \
- content: attr(data-tooltip); h- K3 v( u5 ^0 V) c$ X
- padding: 1rem;4 {! K1 u1 p# L' Q5 J8 z
- text-transform: none;. J; c( y9 y1 L4 |) h6 ?( p
- -webkit-transition: all 0.5s ease;
4 V( w9 i7 V. V B - transition: all 0.5s ease;0 s8 l! T( J" u# T4 P" t
- width: 160px;
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# L. O( x4 Z) t - .tooltip-toggle::after {: n" z! P2 ~' T
- position: absolute;5 y& H+ U. K) G3 k, @ `+ }4 X
- top: -12px;8 s- W& u4 Y4 a5 f. s5 Y+ e5 {. H
- left: 9px;
9 S" j) ]8 W: I+ X - border-left: 5px solid transparent;
) H' U* N# W& Y& n. z - border-right: 5px solid transparent;
' F0 d3 ]( I- @/ S$ o - border-top: 5px solid #2B222A;
2 s) ^! a) i4 f- e9 s* t1 W+ W - content: " ";
+ n/ V( O1 X+ M8 f8 L2 k - font-size: 0;# Y0 ]2 H0 Q* C5 C& O: e
- line-height: 0;
5 G; ~! M3 R; z, T8 m9 | - margin-left: -5px;& A! n; ]; n3 P
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {' P- ]8 k* p2 c% u) E3 u& I& u- u9 w
- color: #efefef;) E0 e5 B) w8 h! _5 w( E% r" a
- font-family: monospace;$ ~" ~( M7 K" q! Q* Z% e
- font-size: 16px; s$ i2 ~' a7 q1 b: ]
- opacity: 0;$ b( H: \8 t9 a9 ^' x# j2 [
- pointer-events: none;
* v$ W$ G k1 u& D2 J% F* ^- d - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; a: E" n/ T8 T0 n. r+ t T
- opacity: 1;
( Z( k% v, m1 w' h Y/ m - -webkit-transition: all 0.75s ease;
0 Z! G* V8 i3 J+ |( Q - 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">
0 ^; x' ?2 |" s, n# G - <ul class="nav-items"> r- Y% @$ |% C6 Y
- <!-- Navigation -->
9 [ N0 N1 \% C' B1 J: a! m$ Q - <li class="nav-item"><a href="#">Home</a></li>9 `9 G) [9 P0 |# ~2 J8 m
- <li class="nav-item"><a href="#">About</a></li>
) `, `9 j3 m0 K# ]2 v, H; G; j - <li class="nav-item"><a href="#">Contact</a></li>
5 X: q. g9 w& z3 s$ v6 ` - <!-- Dropdown menu --># ^$ R. i! j+ D' {
- <li class="nav-item nav-item-dropdown">
9 R# D; n% Y+ L4 n$ v - <a class="dropdown-trigger" href="#">Settings</a>' w3 e6 _0 ^% P/ l
- <ul class="dropdown-menu">
( C; a7 ]/ d |. u5 J8 b" q, x - <li class="dropdown-menu-item">
' E; m7 C3 N% z+ K0 U! v# O M5 A* X - <a href="#">Dropdown Item 1</a>
2 l U* W1 j) \) | q/ r& i - </li>
9 R" A8 W7 H7 ?- [; c! P" ^8 P' m - <li class="dropdown-menu-item">
5 r5 ?9 K+ n2 m - <a href="#">Dropdown Item 2</a>
% V5 O. K2 y: Y - </li>
- ^& |7 B8 ^9 [) q- l& X# u - <li class="dropdown-menu-item">
+ C5 t+ z% p4 }- u8 d - <a href="#">Dropdown Item 3</a>- I. Q0 s( q7 g; p/ A( n! L: |/ R
- </li>
( T' S! `/ d# o$ D* D - </ul>3 s1 L/ z* p8 W5 J5 e( n; b. i' e. V
- </li>7 T: J# c% H* n5 C; q
- </ul>! e" G+ v0 q2 ^$ H( p Y
- </div>
复制代码对应的CSS代码如下: - .nav-container {
% ?5 E) M# r! ~; R - background-color: #fff;
' ]) W0 }* l" n( k7 l/ I1 O' l* ? - border-radius: 4px;0 g) ?% B) c% {2 T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& V% f" |. C* a! B w9 S1 m1 G
- padding: 1em;
, {+ B% b! c, d3 @' r3 N - border: 1px solid #eee;
3 Z( l, z# [( M. v& k0 N/ y r - display: block;5 p$ T# ?7 Q+ y; d* [9 c
- max-width: 400px;
7 n6 i5 M# [; W, ]) l% [4 M7 ]; L - margin: 0 auto;# a" G7 v& J' B u. I
- text-align: center;+ Z( g/ I% @% J" h: ?
- }
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- li {
6 s) D6 Q! Z# ~" A: ~$ \, k& n - list-style: none;
' G8 l5 s) G% U - -webkit-padding-start: 0;+ c% W3 b# O) {5 u6 R# m
- }3 \# V0 ?" T1 ^. c5 Q! Q
- a {( d6 r: k, j, ]9 ?9 T
- text-decoration: none;& ]5 H. c) y# u0 U5 {; x1 U1 d
- color: #ED3E44;, g2 A4 V( M2 O7 s
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- .nav-item {: V. [ `. I, o8 O
- padding: 1em;% v% V8 r+ K; Y
- display: inline;
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' \3 Z) o$ o" e6 i* P( P. Q - .nav-item-dropdown {& Z R4 @3 |9 M0 X+ O$ Z; v
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {8 K# e- J+ f0 y+ m5 k- J
- display: block; |" j8 O( @7 I! a1 ^; W
- opacity: 1;" s; l+ O) a" K" n4 W3 P4 A
- }9 r6 I8 Z) ?/ g# w0 P% L
- .dropdown-trigger {2 ~ h/ T* f( [) m4 f: Z9 N% d' {7 i
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
6 j% |; l+ M x; a- _ L - display: block;6 ]* f& v u& Y
- opacity: 1;
+ b8 X6 ?1 ]0 }/ t5 g - }
7 x' m# K* L) ^" }/ F, x* I - .dropdown-trigger::after {
! D$ z4 B. h* N - content: "›";: j1 e% R7 Q7 n1 ^$ ]
- position: absolute;
& ~# f0 {! \% B C4 `% q - color: #ED3E44;
" f! P9 X- C7 p" v$ }- c* j - font-size: 24px;
+ U k8 O9 R% P7 M" ~4 @ - font-weight: bold;
9 Z- b- J1 p' ` - -webkit-transform: rotate(90deg);
: i9 n+ I% G+ R6 l1 `9 S - transform: rotate(90deg);
" x7 `( j' g0 A: m+ S& w - top: -5px;3 K \. r9 g3 f; i
- right: -15px;
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- .dropdown-menu {! q6 H+ d5 A: D7 {8 g
- background-color: #ED3E44;
! k" M; ]# a* U% n$ ?: ` - display: inline-block;/ H# T( ~2 P7 }
- text-align: right;5 p5 ^; ~# V1 c1 C8 B- P
- position: absolute;) l" G3 z- y( C" ~8 M1 j5 F3 [4 r, N% ^
- top: 2.5rem;
@3 e7 c4 E0 ?- E) y: | - right: -10px;
( {" i7 T2 v# n8 w* U: ?* D1 [ - display: none;
, C4 w0 i0 e( V. u: o - opacity: 0;
; l% f! i; `- w( b+ S9 D - -webkit-transition: opacity 0.5s ease;* ~# D* K8 t9 `9 Q; F# x' [
- transition: opacity 0.5s ease;
2 J1 u/ \$ b, {* u v - width: 160px;/ U( W8 t& X* b* z( F5 K# U
- }
1 f' E" J L5 X - .dropdown-menu a {
; F$ {, G9 O/ H0 m. f% s9 ~ - color: #fff;
. i5 ]. x* G& R7 d9 V9 v - }
) }! ~) Z! ~7 R - .dropdown-menu-item {$ P0 {" J- p; P6 C: i1 a8 k
- cursor: pointer;* n! Z) p5 H) h7 a7 e1 I# T
- padding: 1em;
4 W0 x0 l$ f. A7 S u4 l - text-align: center;
% a. B8 G+ P- l$ Q5 v3 y - }
6 C) m% ~3 M. R+ k8 E - .dropdown-menu-item:hover {
# a% X' g( Z& w' [1 B3 M$ Z - background-color: #eb272d;" [/ C7 i8 l9 L% p/ I0 _# U1 `! ?6 R( C
- }
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( [. L* ~) w0 F7 x; e可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 F. u! ] f( b- h% v
- <!-- Checkbox toggle -->
0 ]- ~' o- [1 Z, Q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 K1 d, S! F$ A
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
+ U4 ~% Z7 m% ? - <!-- Content to toggle from www.mfbuluo.com-->1 t/ L! w/ J1 c! E8 |+ Z- i1 F
- <div role="toggle" class="toggle-content">/ c: W. P/ D+ Z$ n
- BA-NA-NA-NA!
) H2 q8 ~/ h# D! [ - </div>
- `" x4 v. a6 m/ f' p; s3 w: y - </div>
复制代码CSS代码内容如下: - .toggle {
8 l7 H8 H4 N) l! f - margin: 0 auto; `4 R+ t' l5 e0 A& e
- max-width: 400px;3 I, l$ z3 X9 H& T! u! `
- }; F# k6 q* k% C1 b5 D
- .toggle-label {
% ^5 w/ {" |: ]6 P* y' J# q' G - font-size: 16px;8 C) F1 K3 X% K/ x
- background: #fff;. M7 y& r$ s7 }9 K
- padding: 1em;: s7 K. k5 }7 J, Z) ]$ h* k
- cursor: pointer;
1 N# G/ w1 x6 B' @$ F5 s! E7 { - display: block;/ F4 I0 ]$ Y8 I* f
- margin: 0 auto 1em;
4 `7 C; D' @' N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 P6 ^- @8 N. J3 l - border-radius: 4px;% l I3 F- ~' Y9 C! E
- }! A/ A' p$ u" ^4 c1 M; C
- .toggle-label:after {/ u4 ? x; |% k( [! }
- color: #ED3E44;; C- J6 x) I+ Q, J7 S
- content: "+";# J/ `& V; J8 ^; _ N- {, q+ w1 k
- float: right;
* n/ c1 k% v2 A% p0 D( j( j - font-weight: bold;2 S! K+ ^- q+ C$ W* U. J
- }1 O+ V; Q( _* t
- .toggle-content {
7 [, w# H2 d" I5 h - color: #B0B3C2;$ _- [( {6 h% i. r; _+ l: L
- font-family: monospace;. @ w' ]6 P& T3 M5 X6 b
- font-size: 16px;
4 G3 h+ p" m- t3 o/ U V - margin-bottom: 1.5em;
- ?# ^ K- o# Q - padding: 1em;
- F: M# L4 D& X1 z6 L4 t- Y# Q& W* J7 w" o - }
7 \6 l+ y5 d0 {3 V& m2 ] - .toggle-input {
" v- ]7 x1 ^& o. w$ D - display: none;
4 G$ W2 ], `' j7 [ u - }
9 r+ @, \: Z7 A$ o% R* b8 q5 ^8 I9 K4 x - .toggle-input:not(checked) ~ .toggle-content {- z9 y. A4 t1 F4 _& {2 y9 x! k
- display: none;
0 O' T; N2 D* m9 f2 y3 f - }
0 S0 {0 R# P( ]& ~* ` - .toggle-input:checked ~ .toggle-content {+ u8 T% v2 t* e
- display: block;; t) O, ^3 w+ M: H& y: D
- }. N2 O# f# c# }6 M! t
- .toggle-input:checked ~ .toggle-label:after {
9 y y" ?1 g. v6 |9 m& b' z. \' j+ j - content: "-";
2 Q2 h2 {+ @5 [) W7 A1 _ - }
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