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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!">, x9 }* m0 \( Y9 g, |4 H
- Label for your tooltip9 E5 P; J8 j3 V/ x) u2 |8 d
- </span>
复制代码CSS代码: - .tooltip-toggle {$ o6 c! H }( v4 i: Y/ e; a
- cursor: pointer;
) d. }( o& g5 }3 O' s - position: relative;
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; U3 n8 ]. {0 _+ D - .tooltip-toggle svg {
H( I+ V! y0 `) f# M+ s/ Q& r/ | - height: 18px;0 _9 s* ~; k% P" T( X6 z
- width: 18px;
! w3 l+ i+ r4 s% G; l - padding-right: 0.5rem;) M' Q9 I' J7 v ]
- }1 C1 j$ U" @, X1 W5 y
- .tooltip-toggle::before {
3 |5 F4 s1 e1 z& K. N! ?+ P5 K; @ - position: absolute;
0 b( U9 W5 k* x7 S6 R - top: -80px;$ w+ j, K4 p6 g3 Q5 a7 s- Q
- left: -80px;
) Q, K2 v: w& E; [. ]" f - background-color: #2B222A; A7 [( }% ?" X
- border-radius: 5px;
! f- a9 c* h( i2 Y0 z6 v - color: #fff;; q3 ?1 W! ]7 C1 F
- content: attr(data-tooltip);% T: e* \2 ^; i' d: G8 M5 @
- padding: 1rem;5 |1 y: q4 P' S' v7 m! M7 k
- text-transform: none;
# M4 k9 R% D% p - -webkit-transition: all 0.5s ease;# ~3 R; g# B/ k' n! f7 K. o
- transition: all 0.5s ease;- p/ S- U4 Z, C% ~
- width: 160px;) M* N3 ?: R) G9 S3 p, G, f, z. N
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- .tooltip-toggle::after {8 t; Y: P+ @5 L& ~. |% a
- position: absolute;
5 r* U" \) [9 x# ? - top: -12px;
8 l' f& l! d1 o0 `% W% I2 i' _ - left: 9px;
H6 ]" v: e& y: t - border-left: 5px solid transparent;
) `! |- G3 x* b! a# o - border-right: 5px solid transparent;( r3 X& |8 Y6 |6 x& }; M8 m5 w
- border-top: 5px solid #2B222A;
% P# z/ b+ a. R - content: " ";2 d& D% D3 U% p- M
- font-size: 0;& H4 E8 N. s- M2 O L) I% Y
- line-height: 0;
I0 j) ^+ r# m; \; C - margin-left: -5px;
- Q7 p( U; T& B) F: F7 G/ m Q - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
, B9 U; o% M5 `9 q/ P5 U8 w) e - color: #efefef;4 D* ^; Q" O! ]1 e, |- g
- font-family: monospace;& r& I+ f# y, K+ {/ {
- font-size: 16px;3 U- h& u9 y4 F! L/ t4 b, s
- opacity: 0;
4 B6 x6 D# M2 K& U - pointer-events: none;9 {* N p2 H2 @. D+ N
- text-align: center;- G3 `1 [5 N+ r: f! T/ B7 w
- }
3 n- m% f6 b @. v - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( Z! ?/ X2 }4 K" `
- opacity: 1;7 R! @! S% U9 |& b! C, J
- -webkit-transition: all 0.75s ease;
: G6 [' C" S+ ?% c' I - transition: all 0.75s ease;8 |( n$ C6 E( N- x2 C( U
- }
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">) u! g' f3 J [5 D& P7 y
- <ul class="nav-items">
- t/ O, f5 L3 @6 E - <!-- Navigation -->% q7 Q" ~, p5 x! y! V4 |3 T6 o6 ?/ o
- <li class="nav-item"><a href="#">Home</a></li>
. h) g! ]% s1 g$ ?( C - <li class="nav-item"><a href="#">About</a></li>
2 l, N4 y; H* |7 l - <li class="nav-item"><a href="#">Contact</a></li>
# \0 q: t. p) X( w ]/ G' w- d9 t* f - <!-- Dropdown menu -->; x& \0 V" Y# u& R; w
- <li class="nav-item nav-item-dropdown">
* H- E: j: Z: O9 T - <a class="dropdown-trigger" href="#">Settings</a>
! e+ P& m2 V7 x* {1 K$ T, ~: z - <ul class="dropdown-menu">7 {6 l6 b2 G6 o; L
- <li class="dropdown-menu-item">8 }; ?! O6 I' R( {0 }+ O0 M
- <a href="#">Dropdown Item 1</a>
) w0 o, v1 }% B1 L& P% L( G1 q - </li>
* I; j7 H9 L/ M! [) F - <li class="dropdown-menu-item">
, |- A7 F, L' F7 _1 X9 b - <a href="#">Dropdown Item 2</a>
! o; Q5 L* ?0 _" x$ M+ B3 l - </li>1 b' H: u7 p4 p3 F" K
- <li class="dropdown-menu-item">1 D8 p( J3 o+ }, e6 B
- <a href="#">Dropdown Item 3</a>
6 W; O1 v5 `6 _% Q- ]- @ - </li>
5 d4 |0 {# c$ n' Y5 k1 c - </ul>
) D" `+ P) |' Z# [+ d) X& U - </li>
* R+ f8 y" E6 A1 s0 f" s - </ul>4 v/ s5 {2 u5 W! c2 X1 v
- </div>
复制代码对应的CSS代码如下: - .nav-container {
+ S6 u$ Z* J. h; e: L- c2 O - background-color: #fff;
9 o3 e7 j/ E) A7 c( Z - border-radius: 4px;. t8 m9 p6 |6 I: B
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 V* o) a; f$ i
- padding: 1em; C* W- s& A. v. x
- border: 1px solid #eee;! p# _# B% P. W8 Y0 O1 s
- display: block;
0 |4 N ^2 {" H- l" o: Z - max-width: 400px;
* u p" q8 L! j: y" T - margin: 0 auto;
# b4 V4 m) j8 W, s% A% R( B - text-align: center;
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- li {! c* k$ f2 v% N. N4 |: P' ]- F
- list-style: none;) ~5 g! W: v" A5 q3 r) E8 Y
- -webkit-padding-start: 0;, A! W9 u) J) c$ u: A& o! d+ X0 d. H% Z
- }
' P# h. J# }; }8 p( a - a {
# ]! T6 ` T- m% I5 [. P& ^. a! \ - text-decoration: none;
/ ]) K% p# x6 N, _0 ?4 l - color: #ED3E44;# }: k2 M2 _. S E i2 |( |! ]
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- .nav-item {
2 C7 f3 h7 i" I& \! S# ? - padding: 1em;
5 z% }" [/ x) q, a0 E' `, ^ - display: inline;
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- .nav-item-dropdown {) s6 f) @) G6 O9 T* m9 e
- position: relative;! Q- Q* Z- ~5 o4 b9 }: [, m
- }) A0 [ T; e& n( [$ r9 x Q+ C
- .nav-item-dropdown:hover > .dropdown-menu {& c$ T; s4 Y2 ? d; X; k6 N: y
- display: block;
# R/ T8 ]& a8 W. V/ B; | - opacity: 1;
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1 F! a' U z3 B a6 _3 X+ f$ o - .dropdown-trigger {+ X& O, I0 ~1 r3 q
- position: relative;1 B9 v$ W; M/ p5 W+ l
- }1 V+ W# Y6 }" D4 f
- .dropdown-trigger:focus + .dropdown-menu {
+ ?: `0 h ^* y9 E - display: block;
+ {: \" y( E- Y% L - opacity: 1;
7 q! V' h& ?% b6 @1 U7 F8 a$ o - }
, E: l7 `; b( D. ^% j/ ^6 j0 Z - .dropdown-trigger::after {& U( R3 q7 m1 X* i; K
- content: "›";
+ U9 g( D% y5 w- D( Y - position: absolute;
6 n1 {& `6 G0 h i5 S - color: #ED3E44;# H) ~ M! [$ }% q) o E/ U% t
- font-size: 24px;
1 O) _/ j' S8 F1 k8 | - font-weight: bold;
' H9 a' q4 F3 M2 {8 _: ` - -webkit-transform: rotate(90deg);& h4 b" g, D7 U! p2 h& i- B2 S
- transform: rotate(90deg);: t" i1 q. s! e0 r- A9 ]
- top: -5px;
( E& ~9 e+ B) t! s9 ~3 v$ o - right: -15px;: z4 P5 v q6 Z. Q0 D$ a( {6 T3 U) i
- }
' i3 v0 Q+ d/ R7 D# j: o, }8 J - .dropdown-menu {9 f) r4 @. B" x- s- D0 \
- background-color: #ED3E44;4 D: M( H; s% M
- display: inline-block;2 m8 x' M; h+ t2 \. X! z
- text-align: right;
( @4 K; P6 c0 A - position: absolute;
- M. u! J/ t; G5 P2 a. w6 C - top: 2.5rem;. l- Z2 i! u7 y. J+ G5 l e
- right: -10px;& p4 A8 J# X& U7 t) g; X3 D
- display: none;
( s9 ~! Q# C3 W! t - opacity: 0;
7 j% u, c5 l% C# x; T! V, \$ ~ - -webkit-transition: opacity 0.5s ease;
& c% N# T; ~ p) {7 a - transition: opacity 0.5s ease;+ o8 j9 o! ]1 O; S [4 {: Z( F
- width: 160px;: I# X: z" w' e3 d) x; \ [
- }, T6 o$ ?6 h% `6 e) ?
- .dropdown-menu a {
) u$ @0 j2 F- K* B - color: #fff; W7 V2 n7 v- y# {3 [
- }
" [; k% }( `6 B$ q. n - .dropdown-menu-item {# ?% r: M0 z. Q) @$ y
- cursor: pointer;* a% T$ B5 t' R' t# p- }
- padding: 1em;* d$ w% j/ |3 z/ \
- text-align: center;6 e2 n9 o- j- j8 ]1 Z
- }
0 q( G4 C* M0 n$ i. Z. {& Y. M7 a - .dropdown-menu-item:hover {
, R- ^1 W8 `! Q8 k, t - background-color: #eb272d;6 O# B( `+ V$ a
- }
复制代码
, N; V7 R3 F$ p/ O: u; O9 z$ d可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">9 p/ _/ l/ _2 D; E `) Z+ c9 S4 e
- <!-- Checkbox toggle -->, U2 B6 c, N0 u9 {
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 H% W( l2 i' C- `/ W* b
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 W+ I, }& `7 ]" H - <!-- Content to toggle from www.mfbuluo.com-->: h {& ^: ~' g/ G# ~
- <div role="toggle" class="toggle-content">1 A4 O, {" M q
- BA-NA-NA-NA!
- Y2 v4 o8 c. H- t) W: f0 ~4 L2 }# M& u - </div>1 @ C! F; X4 r8 ?: G! H' q
- </div>
复制代码CSS代码内容如下: - .toggle {
( `8 F1 i8 O: V) j: z$ H - margin: 0 auto;
7 |3 n* M2 P* l- W - max-width: 400px;
8 q+ m/ z2 E# @ U2 e2 ?" s) y4 _6 V - }
; U9 W( i+ W6 G" M - .toggle-label {
& G' M0 k. C' k- N; L - font-size: 16px;
3 v8 g) o2 ^4 ]- y8 B, L& @ - background: #fff;# {" Z% u# Q. N' |
- padding: 1em;- z J1 p' n+ ~8 Q7 B U
- cursor: pointer; ^# ]9 y% A; m. o
- display: block;! C" ]. b2 h; N+ K0 l
- margin: 0 auto 1em;
6 u# _* X; z$ O2 G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 u6 H8 U; T2 P1 Q9 c
- border-radius: 4px;3 C+ F |" N, H! H
- }* C1 T4 T8 L$ Q8 B
- .toggle-label:after {8 R! y) N$ L& C0 a# p5 ~
- color: #ED3E44;
1 l. A8 _! |& _' s - content: "+";
) l/ d2 N z4 M9 h - float: right;
3 z8 L, o: O* d* A5 j. `" S- _ - font-weight: bold;
, k6 Z0 g' K5 E* u- T. y - }
0 F; t/ l @- u4 N/ ~7 s - .toggle-content {
# J0 \4 Y8 ?" e, @9 b8 n - color: #B0B3C2;1 J- s3 A% F+ W0 y: K
- font-family: monospace;5 p; ~$ ~: g% g7 L1 j4 R
- font-size: 16px;
2 O$ ~6 W7 i, c2 h7 ^ - margin-bottom: 1.5em;6 u* c# r7 M% l$ C6 T& s( d& m
- padding: 1em;6 A+ X5 R+ K6 } ~' Y
- }' t* l6 U0 j* J
- .toggle-input {3 B, T; b: g; G& r v4 m
- display: none;5 I' `" \$ P, J- k) a H
- }
: |& W- r; d7 |- W6 @ - .toggle-input:not(checked) ~ .toggle-content {8 j2 f) D% o% R+ k
- display: none;
4 Y+ w) M# s$ A' L. F) J - }+ F2 d2 Y p( X8 O
- .toggle-input:checked ~ .toggle-content {, w2 e, K: E4 W
- display: block;5 m% Q" @- P: B# W5 q: w
- }
% R% q) P* C! `0 a$ q' |+ s - .toggle-input:checked ~ .toggle-label:after {' H& z* J# p& k; m( m
- content: "-";5 S* l1 Q' X2 T- M* e
- }
复制代码
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