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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!">' E! ]. @3 q6 c
- Label for your tooltip
6 P! h7 K" X1 L) v - </span>
复制代码CSS代码: - .tooltip-toggle {9 D7 H z, h* \( G6 f
- cursor: pointer;# Z( g# G$ i& g4 M
- position: relative;
! ~. o* Q: I: V# r) \ - }
1 ~- v7 y6 G2 C( @- P5 u5 ^ - .tooltip-toggle svg {
! w% w8 t! _/ O, C% T - height: 18px;
. r6 n% Q3 D$ ^0 N - width: 18px;2 l& v4 E4 m0 l- B
- padding-right: 0.5rem;2 |5 @! M. k6 Y" g- m
- }
" d8 M' t- n# r - .tooltip-toggle::before {
) O+ s# c* Z* L! `3 N* G1 G - position: absolute;# C! i4 B5 ?! K' y
- top: -80px;
, X. i, h2 ~6 z5 l' z% p( T - left: -80px;
* R6 ~* Z# v- B e7 H1 V - background-color: #2B222A;
5 O. \9 q+ @, X - border-radius: 5px;
1 P5 F( T& S* W6 S2 p( d' g% l t( G( B - color: #fff;( B! _. G' a8 s7 @' @- } Y
- content: attr(data-tooltip);' t; i, T' u; f" V
- padding: 1rem;
4 o7 o) z/ v3 T: S4 m - text-transform: none;: Q/ v* _3 V6 D6 o$ h
- -webkit-transition: all 0.5s ease;% G8 I- t/ @$ i9 a/ P
- transition: all 0.5s ease;4 o: |% k& }, b! V2 Y7 ~
- width: 160px;0 P% L8 B" J `
- }
0 |4 B% i( | ~ - .tooltip-toggle::after {% X& Z9 n. l/ t1 q B: ~- L
- position: absolute;2 {8 W) }. T' m( _" ?
- top: -12px;
B2 h7 q' `) R/ k4 [ - left: 9px;' K; `- H9 F) X6 f
- border-left: 5px solid transparent;
2 B' R& F6 {* B) G; x6 s - border-right: 5px solid transparent;
$ w9 p( a/ Y0 m' H# U. G& g I - border-top: 5px solid #2B222A;
8 ~/ {8 ~5 M2 R - content: " ";8 b y4 u% O! d( U
- font-size: 0;
" p" x4 ~" p @5 l) o - line-height: 0;! `" l/ [5 [1 n/ a# h8 {* {
- margin-left: -5px;
7 s6 W J4 m; Y* o - width: 0;
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+ E4 T' K* T1 |( V - .tooltip-toggle::before, .tooltip-toggle::after {
9 H7 ?& [# x* a: U, U - color: #efefef;. \& l1 y% Q( V1 T( H7 o
- font-family: monospace;
8 A& e6 M. ~$ b3 [9 y/ n - font-size: 16px;0 |, V2 a7 b5 x/ v/ v# v' ?4 W
- opacity: 0;6 @+ Z2 `( \2 w% C [6 r7 Q
- pointer-events: none;
/ |- U+ l3 c) X1 |- c* F - text-align: center;
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& U! Y _- \8 @9 X) N - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# B% m# [) j% P9 t% i* a
- opacity: 1;
0 @3 z( l$ Y9 L4 c9 F6 ` - -webkit-transition: all 0.75s ease;" v0 l! V/ \# s2 }8 l$ X K
- transition: all 0.75s ease;
" {+ b/ w/ c( l) N( ?1 L - }
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">
8 P% y; {) I& p' r# W - <ul class="nav-items">" [7 N- L8 ~$ F! r8 L( u% w
- <!-- Navigation -->
4 ?( O4 _5 t9 M6 N0 z. p1 ^ - <li class="nav-item"><a href="#">Home</a></li>( y) y( [' k* T. f" _
- <li class="nav-item"><a href="#">About</a></li>7 Y$ o5 d8 B; V+ N# p! X7 S( B6 n
- <li class="nav-item"><a href="#">Contact</a></li># H1 x0 f% q' w4 ~
- <!-- Dropdown menu -->. w. } a6 L! d0 u/ D
- <li class="nav-item nav-item-dropdown">
% s, a' N4 I; n+ w5 C1 o. C9 ~ ]" t - <a class="dropdown-trigger" href="#">Settings</a>
. D4 k6 T/ m+ B9 s - <ul class="dropdown-menu">
- }. Y* y; y6 h' D( Z - <li class="dropdown-menu-item">$ m/ }) s, n! V" z( t. J1 H
- <a href="#">Dropdown Item 1</a>9 t$ r2 A, m# h: |3 V4 ~! k% Q4 D+ f
- </li>
: @3 B O. V# L( V: j. P - <li class="dropdown-menu-item">
' T$ u3 Z2 Q- j, o; A - <a href="#">Dropdown Item 2</a>% C9 p! v3 z% i
- </li>
7 z z3 p* d/ D1 y4 A7 F* O9 O3 }1 O - <li class="dropdown-menu-item">3 U3 o3 X& W5 Q7 a4 B) F6 w
- <a href="#">Dropdown Item 3</a>/ z# q7 C# [9 B2 z: D
- </li>
( J9 T! o/ J2 L - </ul>( @4 a8 b+ Z$ {6 i) s3 n
- </li>! K) D8 X2 t# W) F+ F$ {! _3 d4 S
- </ul>
" }3 d* i, U2 L( d4 Z( M$ K0 \: ?4 O& e - </div>
复制代码对应的CSS代码如下: - .nav-container {
; _+ y$ g+ ]5 |: D - background-color: #fff;
' A- _: I* Y8 D9 u4 z8 K5 E8 ~/ y; N - border-radius: 4px;
9 B6 b5 q8 q0 s) M ? - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 v1 O0 J6 [* g9 h* c+ w+ H8 ~
- padding: 1em;. o+ k7 L5 F8 [0 D: y2 W
- border: 1px solid #eee;! X# R+ Q Y h8 ^ ]4 X
- display: block;
; n2 Y" W8 w) L; G7 f# e2 I - max-width: 400px;
0 u: ?; X( l) m" Q+ g - margin: 0 auto;
3 X: k3 d2 \) H9 S1 ` - text-align: center;
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- ul,
& _+ h* K& `! `6 \8 a* c - li {
3 ~% C% z3 J$ _' k; ]: L- x - list-style: none;
/ g# h* |$ n/ O3 S - -webkit-padding-start: 0;
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- a {
1 t# w$ i" K7 p0 B C2 h - text-decoration: none;
- J4 H2 }: z) m - color: #ED3E44;7 M9 Z$ b2 F1 I& p2 _; L z
- }
: o/ C: k9 Q. b( k, w( r - .nav-item {
+ r7 d' z" Z2 g7 G z5 n - padding: 1em;
3 M6 d$ c8 y" C - display: inline;
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# U1 R9 ^0 T" v" I* Q; Z& ] - .nav-item-dropdown {
: v. D& R# R! k% B9 v - position: relative;
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/ v! n3 y( [; d! V/ \6 ~. Z+ @1 } - .nav-item-dropdown:hover > .dropdown-menu {8 H/ u; R8 v, o {) X) M
- display: block;3 a, F/ o" @. m9 B$ `
- opacity: 1;1 x: E' N5 w' }3 f" I6 l
- }
5 |6 |1 a/ y8 o7 j2 p% w - .dropdown-trigger {8 e9 u3 R, ?! B+ v# u' I' q5 p
- position: relative;# C+ j8 L5 l& E, h5 t
- }. o6 ]2 M) J9 |
- .dropdown-trigger:focus + .dropdown-menu {% S9 o: a( ^1 l% Y% F
- display: block;
- ]7 F+ S j4 g$ a - opacity: 1; K1 M( `, L- B& w/ b% T( ^/ F
- }) r: G% m$ g8 k
- .dropdown-trigger::after {( N( d. P3 n; W0 d$ W
- content: "›";! B+ k6 r% }& ~. L- X
- position: absolute;6 ^, F& W* V: P- i# l7 u
- color: #ED3E44;7 T+ ?! W0 S, E3 ^( q& L
- font-size: 24px;
9 O; Y+ V8 Y+ b( T/ L5 _ - font-weight: bold;
3 W. Z2 j# A# Q5 c1 z* h7 m - -webkit-transform: rotate(90deg);9 K' z8 M' f6 X( {' {+ c3 L, Y/ Z6 e
- transform: rotate(90deg);
1 q8 Q5 ]0 J" d% B P - top: -5px;. H4 L5 g3 y& [& S. A
- right: -15px;
, M, h" D2 ]% ~& Y - }
% ]% I& n+ g# }: y - .dropdown-menu {$ R- ?2 r2 p% w/ D* w4 f. ? K
- background-color: #ED3E44;& a$ q$ z1 M* P) y% L0 `$ {
- display: inline-block;
, N) c8 b1 R) K+ h) x2 U - text-align: right;
5 c' _& I' H+ N* m# p: c - position: absolute;
4 ^' X; Z9 C( b ]# `' k8 u - top: 2.5rem;8 L6 v- V9 J) s. q: ^
- right: -10px;
6 v% r% Y {) N- u( I# g - display: none;; n, `3 c+ k K4 m$ K0 n2 V- C
- opacity: 0;
# Q) L5 A) q( R9 p% m - -webkit-transition: opacity 0.5s ease;: B7 Z4 G0 ]! S: t; K
- transition: opacity 0.5s ease;% O" j8 ?- H1 }. J) T/ W: g
- width: 160px;
2 F! w/ d% f3 I7 }/ Z* T G7 b - }8 R# [# L9 e9 B6 ?$ `
- .dropdown-menu a {* D6 m1 M S/ u2 `1 @
- color: #fff;2 T" ~5 _/ N& \% H
- }
B5 p5 t6 y$ q' l A3 w6 ?; e; J) L/ i - .dropdown-menu-item {8 Q: E- \3 W1 X: t3 W: M# m5 Q( E, b
- cursor: pointer;5 o; }+ `/ E& p0 G R
- padding: 1em;; D4 S& s7 L; u1 L
- text-align: center;% ]2 o m& L6 A# Y
- }. D& s( _8 S& U( D
- .dropdown-menu-item:hover {" L3 O. z0 `& G: L4 N X
- background-color: #eb272d;2 A9 k" m1 I4 u# A$ n
- }
复制代码
" ]7 `* V, [0 G1 G6 z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
) \" g. K& `/ Q; L3 K7 I# l: j - <!-- Checkbox toggle -->3 |* ^0 ?) |6 Y2 L$ a
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 Z0 z# k. u- r! L. m
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 Y. f9 X; J5 u2 h: J
- <!-- Content to toggle from www.mfbuluo.com-->7 _- }. P& T( ?% t6 X% |. [- [8 V- h
- <div role="toggle" class="toggle-content">
7 M/ y( ?. r$ e9 x7 a9 A r - BA-NA-NA-NA!
) m" K1 `3 D+ ?) u1 z* N - </div>: ^2 U) K+ s% Q4 i+ M9 w( L
- </div>
复制代码CSS代码内容如下: - .toggle {: m& j* t( U7 z. y9 [
- margin: 0 auto;, e8 u0 R2 Y' z ^' G
- max-width: 400px;
8 X% z& F8 J; m+ R" T7 _ - }
' ?7 R. f) V$ V9 z$ M - .toggle-label {
5 m$ k$ }; d( @( t) A# {+ j - font-size: 16px;
: z4 v. V* ~$ R, s; D1 }* x/ S: M - background: #fff;
! ]% q) }( Y! K( U( k# y- a/ ]0 f - padding: 1em;- n, H( [* m1 g7 X, Y4 A8 Y
- cursor: pointer;. | X# Y) A! o: C/ f3 M& ?4 h
- display: block;; k8 a; C: L. x! A( F; \
- margin: 0 auto 1em;
! b" |/ |" |: `2 z! r( A% ?7 b - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* R3 v4 e9 J2 B - border-radius: 4px;/ M) g# g; h5 P f a9 g
- }; F* W: ] ]% {' v: M5 S; \" Y
- .toggle-label:after {! m( Q% A. ?- q
- color: #ED3E44;
# C. g. `9 C+ v9 A - content: "+";/ ^8 Y8 A3 n& K3 w6 f
- float: right;" k4 K4 u1 J& n2 H7 r% X
- font-weight: bold;* C% I8 g; p O/ G3 y
- }/ S" U6 A7 M5 v5 o% V- z2 W
- .toggle-content {' Z8 Z; {8 n' V* T V- w7 `
- color: #B0B3C2;8 Q/ e8 ]: e% }2 L+ k8 [
- font-family: monospace;
# g+ v. i+ N, c* P$ t - font-size: 16px;: K1 L+ x/ k7 V/ M
- margin-bottom: 1.5em; J2 ~( Q9 T! G3 F; s
- padding: 1em;; T- }1 x0 e- C5 B2 A( U9 O2 W
- }
9 I* @) }4 V$ y \; z8 v - .toggle-input {
8 d: v) ]3 N$ _1 r7 ?* n - display: none;
1 S3 B+ h5 d9 o7 q" [/ i - }
2 t) r6 E# H5 n7 h* w/ b' e - .toggle-input:not(checked) ~ .toggle-content {
* q- x2 [2 E$ {) u5 X9 { - display: none;6 B+ P0 y8 O. U( M( e/ h
- }
0 q# t7 _4 R$ i. e3 ~7 W. i' J - .toggle-input:checked ~ .toggle-content {* J% J' X) I& c* k2 n3 E! o
- display: block;
& G9 L8 I- R5 r1 m- |8 M5 i - }
* b1 w! t" w2 ]. L1 a - .toggle-input:checked ~ .toggle-label:after {
; S7 h+ \$ M+ L8 Y k6 x- i* w - content: "-";
0 C1 \7 L' S4 h4 U0 G6 h - }
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