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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!">7 Q# S+ e$ H5 k D: M" I
- Label for your tooltip% U, f, Z/ [/ j3 A! ?1 w9 r6 W3 i
- </span>
复制代码CSS代码: - .tooltip-toggle {7 G2 I4 a* [6 q6 E! J
- cursor: pointer;
J) `1 j+ Z5 O3 W - position: relative;5 h/ t% F" @4 [; d' O3 a2 b# q
- }
" G$ ?6 e) D! W3 f7 \' D2 Q9 Q - .tooltip-toggle svg {8 o N$ h; \9 o
- height: 18px;) x, `1 |! Z9 M: }
- width: 18px;
4 p: A( G" Z! ^ - padding-right: 0.5rem;5 j! B- B7 |5 f* W
- }+ R2 p- |# ?" J1 n" e- s
- .tooltip-toggle::before {8 Y% v& l0 \% K4 k
- position: absolute;
; p& `2 ?: ^9 S2 K- E+ r0 W$ m; ^ - top: -80px;
' o& z8 C- S+ L3 r3 N: W$ l - left: -80px;! d! c# C( I8 [+ w- m: S3 ?3 X8 _
- background-color: #2B222A;; z7 `6 \7 w9 d
- border-radius: 5px;
1 L/ z7 h( n- k7 H! ]) X2 R& _& H - color: #fff;
- C* n W5 i R+ s6 _+ W - content: attr(data-tooltip);6 M1 x+ G$ M8 u* |* o+ Y: ]
- padding: 1rem;! E% C( B2 E* j6 C! f3 A e
- text-transform: none;0 Q$ P1 T( _9 D6 B9 S
- -webkit-transition: all 0.5s ease;
3 v( e: H% O, N' C - transition: all 0.5s ease;
( d& a" O' E. t k - width: 160px;
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7 u% t( K$ v7 m8 k2 q5 ^$ y - .tooltip-toggle::after {
7 F; H3 c0 X' O( a - position: absolute;6 U% U0 @) n; d5 e9 x- Y7 [9 I
- top: -12px;8 e& Q5 G8 _. J0 X+ s: j0 s/ X7 z
- left: 9px;
. G! ~* f* @. Y+ m; n5 a3 K5 g# ~* o3 h - border-left: 5px solid transparent;
& R+ o' ~4 M" R+ B/ a - border-right: 5px solid transparent;
* `& ^6 t! L: t) @ - border-top: 5px solid #2B222A;) M3 F; k j0 B' n. u% L
- content: " ";( `* g b) G9 r4 U' L+ ?, T
- font-size: 0;
1 a- k+ V" Z# d& c) b, T - line-height: 0;7 P+ f4 q1 S( q9 K
- margin-left: -5px;" o, r5 j8 p7 K+ j; d
- width: 0;7 o9 j8 P$ z/ g* y- l
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- .tooltip-toggle::before, .tooltip-toggle::after {
& W+ {* K+ w" \9 }6 _" @ M - color: #efefef;$ b9 n9 ^( ?& ?6 [- h+ i) R
- font-family: monospace;! g3 p! e; ?$ a8 T' z
- font-size: 16px;- R( r- g) q$ T9 d7 ]. @ ~
- opacity: 0;* L3 S# O; h% Y ?9 y! V* W8 }
- pointer-events: none;
. c! k; B" `# w$ b1 g/ U6 o - text-align: center;
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$ G6 J& b# M$ \. P# o: h4 T. m5 s& m - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 W$ N: a% j7 y* U5 t3 b
- opacity: 1;% t$ o) A7 N! X% ^5 j* o: [
- -webkit-transition: all 0.75s ease;
3 g& H: O* H! b2 J - 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 C0 s3 y* y# Z; Z
- <ul class="nav-items">8 j( I+ W. F) d0 f6 S+ N
- <!-- Navigation -->
7 a- ]# H# G: _# a - <li class="nav-item"><a href="#">Home</a></li>' j+ y# `7 m; A+ m$ L! [" T6 D, B/ Y; M4 B
- <li class="nav-item"><a href="#">About</a></li># {1 r, F/ x; L: R; C
- <li class="nav-item"><a href="#">Contact</a></li>
( a! q4 I0 G* g! v+ y$ t, U: G) M - <!-- Dropdown menu -->
, G& v8 p) S, G" ~4 r( d - <li class="nav-item nav-item-dropdown">+ h" g8 |1 _2 z6 t) y: f
- <a class="dropdown-trigger" href="#">Settings</a>% U* _7 X- N& D* J, j: T
- <ul class="dropdown-menu">
% D0 |0 L- \" G5 z/ r - <li class="dropdown-menu-item">, L6 d+ _; N, n1 z. F( G7 |
- <a href="#">Dropdown Item 1</a>3 ]7 I7 g# J" S& t; g# `
- </li>0 ]% W- R# G1 H, {* i/ ~) |& [
- <li class="dropdown-menu-item">
+ t1 f/ W+ w/ J+ Y4 f/ K9 u - <a href="#">Dropdown Item 2</a>; ?, y% m& f. q& K
- </li>8 n" e& W* g9 }0 W( H" y
- <li class="dropdown-menu-item">, t$ D, S4 c4 J7 B) c' E
- <a href="#">Dropdown Item 3</a>
9 [' {) X! H' q - </li>
% ]! }# e8 ^; T - </ul>: g C) o- |1 `- ^( l& v3 T$ m! ]
- </li>
5 r/ o" D1 p7 y# w& i( k) S - </ul>
/ u: l; G- ^* r {4 J - </div>
复制代码对应的CSS代码如下: - .nav-container { k! Y2 E( }1 l4 k7 i
- background-color: #fff;2 }! e( V9 R8 H) Y+ E0 x$ |
- border-radius: 4px;
7 k. t6 k- I5 c, K9 Z1 w1 E3 E( i, q: X) ^ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 Q3 n! N* H1 k- C- `# m4 W3 Z: I; p
- padding: 1em;* @% d+ r: H' p' D! ~1 y
- border: 1px solid #eee;4 I2 e0 _; ` K4 X# l
- display: block;
7 V; }6 @5 E1 [& J; m& z0 h" u - max-width: 400px;- a" w. e. m3 Q1 k, }$ m
- margin: 0 auto;0 ^7 l3 ]5 Z0 {/ U3 t
- text-align: center;# {! U! {% f' _/ Y* L9 R; i
- }
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- li {* Z" s. N+ a7 W: C
- list-style: none;
* x5 H8 ^& N5 p2 w$ D - -webkit-padding-start: 0;
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- text-decoration: none;
9 a/ h9 Z f c; G$ P" A. t. L - color: #ED3E44;8 m. o$ I! n. C! V5 u5 D
- }7 g+ a6 I& i7 J) G4 D8 q- T( W
- .nav-item {
5 k0 | f# p) n0 P - padding: 1em;
: i; ^" O. F5 k! b) @, V8 f - display: inline;
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- .nav-item-dropdown {- o6 k4 l6 l; {; ]( N# j
- position: relative;0 @- B5 {9 W- L ^2 C- l
- }
! M; O0 k! j3 }/ O2 O$ J - .nav-item-dropdown:hover > .dropdown-menu {( k, E% Y: f1 P5 P- w
- display: block;$ K) ]! C9 B$ Z/ Q# }
- opacity: 1;
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- .dropdown-trigger {
0 U" }" Q/ _% ~/ w1 k3 T a - position: relative;! a9 r# Q" ^% M u
- }3 E( K: m: q1 N" e
- .dropdown-trigger:focus + .dropdown-menu {
6 }9 Y# ^& H( m4 e. p" W9 { - display: block;
7 p8 r e. \) s$ } - opacity: 1;6 k: {2 u+ t; N6 `$ B9 b
- }
1 l, }; q1 O: \6 ?) }0 [; ] - .dropdown-trigger::after {
4 F7 U, c7 p# O3 }% `2 t! ]" I - content: "›";
/ c0 Z& i" \6 t# p8 N a" O - position: absolute;0 j4 }/ f9 J, j3 M, |" w, i* f4 L l3 n
- color: #ED3E44;
) C) C& E/ Q# m) d5 F) |& O. t { - font-size: 24px;: v. i9 \; J# H5 g9 b$ ]
- font-weight: bold; Q% I' r8 j2 k8 M) C1 s" s" {
- -webkit-transform: rotate(90deg);
+ c& }; ?/ G; ~( P, e" R) R# t - transform: rotate(90deg);4 b/ {0 f4 t1 N- B P9 Q4 m/ x
- top: -5px;
9 y/ O: H n g' w- _ - right: -15px;
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- .dropdown-menu {
# d8 r8 ]" d$ i& a - background-color: #ED3E44;- \8 V2 w% k& f2 Z" w) m: f
- display: inline-block;
8 R3 S; `6 g s) W/ z/ T - text-align: right;
/ l3 W8 q( v' X ]4 E - position: absolute;' [6 i3 l" u% c+ s1 r- N' w
- top: 2.5rem;
# C6 ~+ }( t% t* o# G& L - right: -10px;" X; A& p8 r. P4 n
- display: none;; n+ k! o% ?* k* ?- W
- opacity: 0;
. e1 i V) O q% v: g - -webkit-transition: opacity 0.5s ease;
' C' x# c6 @# `' e0 K% K! W - transition: opacity 0.5s ease;7 l: a& c3 L [1 O1 J1 k, i
- width: 160px;0 b2 C0 ~/ |% J3 o$ a7 k) G, z- U
- }
1 [8 Y4 L! p$ a. S: ?% O2 n - .dropdown-menu a {
# O8 }% y. b/ h5 _, p8 Q - color: #fff;
, [ p* @) d+ J3 r9 z; V - }3 [5 T- U1 @( c
- .dropdown-menu-item {; C/ u$ }' V% J6 ?2 x
- cursor: pointer;* v+ k5 _" c3 k7 S) B# I' W
- padding: 1em;7 e. P8 |, B; s9 v) Z1 e" E
- text-align: center;( |+ a7 }6 A" k. y5 O- q3 H6 g
- }
+ e9 W) |' |' u% y9 V9 r2 T - .dropdown-menu-item:hover {% O+ u0 Y& b1 E
- background-color: #eb272d;& k% K; @( z# }7 O6 C+ |
- }
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+ N' a0 e3 @, ?! e4 G9 y; ]可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& M8 R% K" S- a' m
- <!-- Checkbox toggle -->* B& @5 w9 _+ d0 }3 e9 Y. V- i5 w9 B* m# `
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( b# R& X3 M( l+ \
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>: q2 z4 ?- o5 b* k2 L/ f7 n
- <!-- Content to toggle from www.mfbuluo.com-->
' ^& Q4 u7 }. }( P - <div role="toggle" class="toggle-content">! F$ W& Z" i3 Y0 E; ^
- BA-NA-NA-NA!
4 k) W/ W; ?' M Y {1 S& s# y - </div>
; `2 C9 c5 F. l; V - </div>
复制代码CSS代码内容如下: - .toggle {1 l8 k0 p; X+ V9 o
- margin: 0 auto;7 I/ N% ~9 Q; r# t6 o) w6 i3 x
- max-width: 400px;% A0 l/ ~7 [ q( S; H
- }, d5 C/ z8 q0 @- z l$ S# s
- .toggle-label {) F* Q K) E* g! X& q' [. B
- font-size: 16px;
8 m) e5 } H% A- t5 g - background: #fff;
! b* b, S8 d: g* e3 u8 L* l - padding: 1em;
/ B$ a& t; i3 W4 S- ~ - cursor: pointer;1 w1 @" h! t5 G, M, n
- display: block;# [# [2 |! O" {. s, V2 a
- margin: 0 auto 1em;, F( n* r& A; y% R; x
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 j3 W! e K/ C1 U* r# l$ {2 o9 T2 N
- border-radius: 4px;% t6 S4 O$ k- m4 d+ E9 ]9 a
- }( e' J4 @( q4 o; _& V+ m
- .toggle-label:after {, [; m6 r) _2 `5 N
- color: #ED3E44;
" n* ?( Q h$ A4 f& G* I' C# { - content: "+";+ M7 x5 x% \$ w- J% M; e: B
- float: right;: |" s# |9 n: S7 P: C
- font-weight: bold;
3 Y; a) h9 a' A$ Y; J2 s$ d - }( B( O0 G1 K/ R: ?. \
- .toggle-content {% I. F/ m0 t0 ~+ l. H
- color: #B0B3C2;
" @6 b% q6 k4 E: g7 x8 X! a' p - font-family: monospace;: `- Q% D1 v) v
- font-size: 16px;
) K9 f5 A" T, S. ^; ^: n: i3 W/ O - margin-bottom: 1.5em;/ n" n6 N1 j# k5 |- S
- padding: 1em;# Z* Z; m& L' K& K/ [4 L
- }4 j, x. f/ @- n$ A% m5 S
- .toggle-input {
1 e" g" q9 z# U8 D5 C; q7 l, Z - display: none;8 q+ L. I7 A5 o1 K
- }
% [4 }' ^! Y U( r& A& o - .toggle-input:not(checked) ~ .toggle-content {5 k3 F4 d' w- _4 ]- g# x8 Y, P
- display: none;5 k8 L; S* }( i9 k8 h. e1 o; O4 q& N/ ^
- }
! d7 f+ o+ `* l- {6 m, R - .toggle-input:checked ~ .toggle-content {
9 x+ O. b5 H+ U& r" K; R6 T - display: block;/ u9 @+ i P- p# s7 x4 O! [$ Y8 ~
- }9 ~- g) o7 `1 w% c$ D! X; V3 Z
- .toggle-input:checked ~ .toggle-label:after {
5 V3 p$ h& X0 M" s5 `# ]* [ - content: "-";
3 p) w6 ~" k2 h# ~ - }
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