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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!">
$ S, J9 T$ ]! r' P* e0 I! `; V" @ { - Label for your tooltip* N) v$ W) L3 }+ @% w( h
- </span>
复制代码CSS代码: - .tooltip-toggle {4 F* I& a' N$ z% A' E7 ^
- cursor: pointer;: {4 T: m7 }" u. q/ m: o3 u. {6 E
- position: relative;2 Q a1 h# L3 ~4 Y7 ]6 o1 \
- }
( a) k% H3 P6 s7 a - .tooltip-toggle svg {
. ~$ F- \9 I6 b- f' l- ~) D& y/ d - height: 18px;" O" M9 \+ X M" I3 s
- width: 18px;/ G. [! ~; u: \( x) a6 V- J5 w
- padding-right: 0.5rem;6 Q' x" ~& h( l0 A8 B& u2 E* E
- }) x0 {+ O% d8 Y- f" a; `
- .tooltip-toggle::before {$ l/ [. G8 K9 M- f
- position: absolute;
2 D% Z, q0 b$ r: q0 R5 G/ U - top: -80px;2 c% \! P. P8 Q* j- `
- left: -80px;; ^$ w' y+ ]& W. C
- background-color: #2B222A;) N \* {) T5 [; A/ ?
- border-radius: 5px;
7 X* e0 \9 l C8 l3 G# X; A - color: #fff;
1 j. f4 {+ _0 G; X - content: attr(data-tooltip);4 L5 I& c, H7 I) `+ g, {& l
- padding: 1rem;2 y2 q: T- d- ?
- text-transform: none;; e# Y8 U. C& @- z( G, L
- -webkit-transition: all 0.5s ease;
0 X- I: l' f) P, z% n - transition: all 0.5s ease; j5 w: T2 ^2 V7 v! w" P+ K: G
- width: 160px;
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- .tooltip-toggle::after {5 x5 Q0 T* x" l) Z2 `
- position: absolute;: `5 a% t# `/ ~( q: ~
- top: -12px;
! J1 o# L. r7 X) N( P - left: 9px;) f7 a$ K9 N, `/ U3 D5 Z a
- border-left: 5px solid transparent;9 f" j* B+ d5 w* i3 N# _4 a
- border-right: 5px solid transparent;! \; a% L4 h$ H: F
- border-top: 5px solid #2B222A;
. g8 x5 _8 ]/ Y( H) g5 q& w- U - content: " "; m# X# g8 P8 m! C3 a. D; j, s
- font-size: 0;
! U) D( P& G$ l) d# p" P - line-height: 0;7 z' ~1 e8 ~6 ~
- margin-left: -5px;0 J l1 C5 Y R! P
- width: 0;; |7 `9 q6 F3 P( Y3 z; p& q
- }) ^0 ~8 C! _9 ^1 l. z
- .tooltip-toggle::before, .tooltip-toggle::after {2 j6 q# E2 |# \3 L
- color: #efefef;
N9 n; ~7 L1 f# s# }* V - font-family: monospace;9 a7 }7 `: R n- ^/ `) Y1 z* n# f
- font-size: 16px;6 |, f/ r% K6 b' p2 ^' p/ ^! A
- opacity: 0;
# d7 N9 N5 d1 b! V8 Q& q" [! B - pointer-events: none;2 E# J; C8 ^( E$ }4 F! E* L
- text-align: center;+ E6 [5 J( C- ]9 _! m: J
- }
& T" y# Q: w- W! N. X h8 m - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# F# s" K& `# z: k' {' _9 @
- opacity: 1;
/ y: j! `3 A) S3 U( X - -webkit-transition: all 0.75s ease;
8 R" O& i- ^3 [% f- @; \6 u* a - 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">
6 x% Q# r( ~3 \. X4 e - <ul class="nav-items">
& x! L' o5 H0 N) i0 h1 ^ - <!-- Navigation -->7 o0 v [* B0 Y" G/ m0 h
- <li class="nav-item"><a href="#">Home</a></li>
( j& h/ o/ H- y$ z7 p/ Z& [" `0 o - <li class="nav-item"><a href="#">About</a></li>- v" Z* A( X7 |6 s R
- <li class="nav-item"><a href="#">Contact</a></li>
: b( E5 R8 A$ T9 S/ Q5 I - <!-- Dropdown menu -->
) R6 Y: y) A0 Y; }6 x6 s: A2 A7 E - <li class="nav-item nav-item-dropdown">
& b6 Y, i, E6 q D5 _ - <a class="dropdown-trigger" href="#">Settings</a>- W/ E9 n" p! e) R
- <ul class="dropdown-menu">7 d3 ?! y. o {, P% t
- <li class="dropdown-menu-item">: V$ U& n( @/ Q- C. f
- <a href="#">Dropdown Item 1</a>
, {4 z0 a( j" {6 T3 c8 D - </li>
# B7 M/ ~: Y7 G C6 J - <li class="dropdown-menu-item">! y2 G' @& A8 P
- <a href="#">Dropdown Item 2</a>, L) ~8 }( `( d# Z9 a8 P$ G3 h* [
- </li>
. u0 D* X J, {' [+ N# h6 y% K - <li class="dropdown-menu-item">4 k7 U7 n& R9 ^0 _/ S, k2 K8 k' g/ o
- <a href="#">Dropdown Item 3</a>/ ^7 I5 Y& e6 B* I
- </li>
3 N7 X4 c6 W" I6 H; g9 O+ @/ B+ W - </ul>
( e: S4 @0 S5 p4 g( ?( t - </li>$ f, K4 u$ g* O# T9 A4 S
- </ul>
# D3 {# F& Y3 N( ?9 U* d - </div>
复制代码对应的CSS代码如下: - .nav-container {
D, J* I+ D, z# {" L - background-color: #fff;
2 p" Y1 \ t& b - border-radius: 4px;6 I& B- h5 v' C% V# ~; }: r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 l9 z: ~9 m* d I: [, v3 D - padding: 1em;
2 V5 W" l4 ]& Y* a: n' g- v - border: 1px solid #eee;
; f2 g9 c. H( N2 E - display: block;% S' `" M/ m4 e4 r
- max-width: 400px;
5 U9 m4 V2 m8 a4 K - margin: 0 auto;8 G Q. c6 r0 H8 m. s; c! @
- text-align: center;
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- ul,2 Y4 m. c, u0 G" H0 }4 {
- li {
x$ F2 v4 l- G: P. ` - list-style: none;
2 c `$ Z# Z6 o% n& V( m - -webkit-padding-start: 0;
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- a {6 J- \- z" Q3 _0 p# |8 Q9 d
- text-decoration: none;" @: I+ D H. E3 a; C
- color: #ED3E44;* H$ ~2 F4 u3 d' t
- }. O0 O% B2 R: \/ z9 u
- .nav-item {7 m5 j/ t9 O! ]! H
- padding: 1em;
: w3 x, h7 ~3 j7 c* g: N - display: inline;
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- .nav-item-dropdown {$ K1 J9 t9 S; H" o w8 \0 G
- position: relative;2 J9 @" v5 F% o
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- .nav-item-dropdown:hover > .dropdown-menu {
3 n8 a( d y5 W$ P& l# {- }# ~2 D - display: block;
! W: r; N. f' c - opacity: 1;0 ?6 j D+ C- i
- }
' ?/ y% |$ Y* k* H; b - .dropdown-trigger {
9 V* A* K7 N: o# e. {* N/ F - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
; _# @8 l1 ?8 f3 y% W/ [/ r( ` - display: block; _- C& t" c. a
- opacity: 1;6 ]6 x! M, d/ R9 h d2 n; b8 _5 b, R) b
- }
. N: _4 b/ ]8 C5 x' |# B - .dropdown-trigger::after {, j, B5 O5 ^6 |0 W% X4 s9 [+ L9 l
- content: "›";1 V N# k" t- Y
- position: absolute;
( q1 d1 P5 y( ~2 S, l/ A0 T - color: #ED3E44;9 X6 ^, p) K7 ?0 n' e' T, {3 F
- font-size: 24px;9 J! ~9 u/ R0 V/ q
- font-weight: bold;
; S' O& D7 {3 c6 v: u - -webkit-transform: rotate(90deg);
7 S9 U# q. K, x) k; ? - transform: rotate(90deg);
; O' A" Y& z9 h5 Q; I* W. S+ @ - top: -5px;
" x* Y H H# y. X - right: -15px;# Z5 d2 V$ t% f: U' Y, _
- }7 }; J1 K5 v$ f! n! o2 Q2 v& W5 @, V
- .dropdown-menu {% w: s/ P! A: Y) r6 D
- background-color: #ED3E44;; e# `- t4 `- R4 g# s# k
- display: inline-block;
) h% A3 A7 r0 ]$ z; W8 X - text-align: right;
# R) C1 ?3 @ @7 g - position: absolute;
5 O1 a4 {* O; k/ o - top: 2.5rem;
! A- c6 y0 v7 C( k - right: -10px;
- I/ T0 l3 G( V7 m4 p4 h f - display: none;
' @8 z# q e1 m7 B+ m# ^8 \ - opacity: 0;
) c# W: m9 I, J" ? - -webkit-transition: opacity 0.5s ease;8 L i% P$ k" @! Q
- transition: opacity 0.5s ease;5 a b0 Q2 T. y5 y/ F$ C! T4 b$ m
- width: 160px;4 x( Q6 Q. C; i9 _8 z. Y5 A
- }
4 y% e' }/ [! h0 d, a6 U3 Y - .dropdown-menu a {
! u6 v* _2 ]4 q* K) }3 Q' J' s' g" M - color: #fff;3 b% D6 Z+ k. G* O7 r, l
- }9 O2 G- L( \; z- A: O0 }1 o
- .dropdown-menu-item {
# g9 M8 H! G( H7 X7 o7 @. M" j - cursor: pointer;
" ~' d5 T2 A: p - padding: 1em;2 O5 X+ q% @9 }7 h: B# I, K
- text-align: center;0 o2 G* B5 m& N
- }
" X7 n: p( @. i) h- T - .dropdown-menu-item:hover {
5 T/ \' ~/ K+ y4 ~- n - background-color: #eb272d;$ ^0 S- H7 N& k# C5 ^2 ]4 |
- }
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* M9 s: D k7 u; g0 G- q7 q+ I可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 s+ ?% k5 n5 Q: y
- <!-- Checkbox toggle -->, P" p; `& D2 Y; Y5 I
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 Z2 e, Y" \* `/ @; b9 n: U - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
. Z# C; y" B Y) Y# l - <!-- Content to toggle from www.mfbuluo.com-->
1 [1 f; r) u7 T. m2 c5 K' f - <div role="toggle" class="toggle-content">
4 T4 [- z, U! R. G* p - BA-NA-NA-NA!
( i$ M# A/ U- v/ w2 R& G( | - </div>
' e- x) D" A& k2 [ Q - </div>
复制代码CSS代码内容如下: - .toggle {
" N p4 s' A9 @* k! h" m( D4 a3 G0 _ - margin: 0 auto;7 l# m, `3 |- W) z7 s
- max-width: 400px;
( o7 j8 Y, E) g0 J3 z - }
+ W/ R+ a* R! ^( C& `6 a - .toggle-label {
% s1 s* i# M3 j7 c+ C+ i9 o0 P7 h - font-size: 16px;' P; d9 c# \) e( d
- background: #fff;8 P' u1 ^& Y1 P8 f% V; d+ V- ^0 Y
- padding: 1em;
5 Y H1 P6 Q: H7 a( c - cursor: pointer;
( M0 \! e$ u7 A4 b, a9 a - display: block;3 x3 S2 t l1 R# B/ {
- margin: 0 auto 1em;5 U8 S- t/ c1 M3 l1 x/ P
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 i W% Q8 V k! T' A - border-radius: 4px;7 m3 n' Y# \$ `: G
- }! Z) ^2 m) C% U0 X4 w4 F7 h
- .toggle-label:after {
4 A' F# k% ^1 T, A8 O4 N - color: #ED3E44;
5 R) {9 a1 ~5 w2 } - content: "+";
' N3 d& d( a: F) F3 }6 Q - float: right;
( x( t9 ~3 w. G3 [ - font-weight: bold;
$ l; T' |5 V/ f' w - }) \# ]/ g# @& B* d. i
- .toggle-content {
" J) J6 N* ?/ b* I: o- f - color: #B0B3C2; V3 E* N8 @ o) r$ s
- font-family: monospace;' Z% h" n! ~4 @& t
- font-size: 16px;' z i2 P) w/ t& @
- margin-bottom: 1.5em;2 q& H8 E- g# w5 }- X
- padding: 1em;) g" `; C( s& a2 {- l
- }- o& i/ l! ^. h; B. A
- .toggle-input {2 Q/ o1 E" L- g0 I8 B
- display: none;) E: `* v, U! J8 N
- }
; E( U! M9 n" q) M, R1 M7 o% |* ?: [ - .toggle-input:not(checked) ~ .toggle-content {1 K" f6 L8 a; ]( `1 Q; h- ^# t
- display: none;5 Y% ]8 v( C' ]2 ^$ j1 M3 a( }" r
- }9 K8 v/ K9 ]8 U! u
- .toggle-input:checked ~ .toggle-content {
+ l- ?5 |1 s% O. X5 `7 A3 v2 q - display: block;
5 W; ?/ ~3 z8 N - }
' o+ X" [/ {9 w% U6 x. S - .toggle-input:checked ~ .toggle-label:after {
( `# w: ^4 t8 R3 i' h2 Z* n3 | - content: "-";
6 S$ k' v2 @# C5 h* H. P* Q% o: H; d4 L - }
复制代码
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