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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!">
& h; m) P* u( e - Label for your tooltip
4 o9 v4 v: P9 ]- c - </span>
复制代码CSS代码: - .tooltip-toggle {
; t+ r( ~5 c. w9 Q - cursor: pointer;
8 F/ m b" Z1 E6 O9 n ~9 P - position: relative;
2 L" [1 S" o" K+ q$ \1 l" q1 Q - }
# b4 n+ e/ |( N: b+ l - .tooltip-toggle svg {
* W6 K2 N% l% ~9 K - height: 18px;
8 T- U, {2 C& A* |. u - width: 18px;
+ b3 q. z% w, O2 l - padding-right: 0.5rem;( f6 ~% t# ^1 J9 g
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- .tooltip-toggle::before {
' N* H' b- x# U0 n - position: absolute;* ]2 c: F2 @' z, Y# z6 k
- top: -80px;
4 c+ J" n/ w3 j+ Z - left: -80px;
/ s- S4 U/ R- J* `) j" k ~2 T' E - background-color: #2B222A;
u7 D l- X+ P; O - border-radius: 5px;+ j5 u1 H$ m; x. M3 g5 J1 G2 F" q
- color: #fff;
; z' d- A3 g# h, Y - content: attr(data-tooltip);
( y* ^0 d4 s2 W7 H - padding: 1rem;
# |* o: o# v; Q - text-transform: none;
" E9 r5 @8 Y' C6 p - -webkit-transition: all 0.5s ease;# q( J. H6 Y @; l0 ~6 d4 o! C
- transition: all 0.5s ease;
I1 Z }5 @# q2 o$ r$ k - width: 160px;
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' F. R) `7 s2 ?' \5 P# p: V - .tooltip-toggle::after {% b. l9 X. Y' m( D: T- ~; Z: H# W
- position: absolute;9 e2 r3 a% ?8 d4 l9 m" j8 o. D
- top: -12px;
" J' B9 {6 u* V8 G. }9 e' a - left: 9px;
; m& |! N1 f5 V* |% p8 q* f - border-left: 5px solid transparent;
7 X$ c, \* T' ?+ Z - border-right: 5px solid transparent;
: Z1 F! c g7 c - border-top: 5px solid #2B222A;
" V% V6 w6 G3 B, Z2 V, I - content: " ";# Y0 L1 F$ l. X. I
- font-size: 0;+ s* r9 T i6 m* ]! s+ G: H
- line-height: 0;
3 V8 @# g6 j5 y7 }( D - margin-left: -5px;
G1 e& O* W) V; @1 w; t- w0 T - width: 0;; c" s& l( A9 P3 G/ H" W7 s
- }
5 Y. |- F! k: l' Z4 Q' f - .tooltip-toggle::before, .tooltip-toggle::after {, C. \% T" H# G7 H% g
- color: #efefef;1 b5 J# B" H% H
- font-family: monospace;
$ O% ~3 _. D6 m; ~1 r. A& _ l - font-size: 16px;! E# C! F$ j0 i0 M' F; s$ S% {% M. \
- opacity: 0;3 @& q2 }1 Z8 r9 q2 A
- pointer-events: none;
" ^ f' m: {: b' k; {6 B - text-align: center;+ B2 p8 a8 X% i! T9 ], k7 [+ P! {; e
- }
; {( O& z* j; J$ C8 |2 m) c8 o - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 ^) r z% E: a- X - opacity: 1;4 N& k# H4 T& j% z1 y5 j3 @0 s
- -webkit-transition: all 0.75s ease;
7 m& M) t0 r! i1 W - 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">
. D8 V9 K( j4 h3 q* `# o - <ul class="nav-items">, J: \1 [: L+ y4 v2 y4 q
- <!-- Navigation -->8 x% k7 B, V6 L: V
- <li class="nav-item"><a href="#">Home</a></li>
- v1 a" C. F S7 y" a& i! y - <li class="nav-item"><a href="#">About</a></li>0 V$ g, y6 Y( p/ Z9 w
- <li class="nav-item"><a href="#">Contact</a></li>) S) F+ v4 V t
- <!-- Dropdown menu -->
7 p' T3 M3 w' ^+ Y, y - <li class="nav-item nav-item-dropdown">( Y( |+ Y5 Q! s4 k+ n* h
- <a class="dropdown-trigger" href="#">Settings</a>
, y+ w- ?! H5 ~ {: z8 S - <ul class="dropdown-menu">
; C3 d& |. N0 t1 t - <li class="dropdown-menu-item">
. {8 G; Y- ~: K+ X5 v - <a href="#">Dropdown Item 1</a>
3 K7 u! A0 ~; X# R* L - </li>. \6 ]9 ?$ y. F8 w
- <li class="dropdown-menu-item">
1 f N! ?* I; y) H3 e( i - <a href="#">Dropdown Item 2</a>' v" {# S3 B0 o/ k6 t
- </li>% W! y, q$ |0 X( {/ y
- <li class="dropdown-menu-item">9 z9 A3 A/ q* T' ~1 O$ t$ Y5 }7 }+ V$ ]
- <a href="#">Dropdown Item 3</a>
X0 q! r( [) F6 A. V2 i+ D& f - </li>$ m; X8 |5 C* C1 a# i: A I
- </ul>3 s1 P* a, F8 [4 M( s2 _
- </li>
# p/ k! m/ X" ^( r - </ul>
( P. j- y1 ^8 x# _; N4 O$ F& ^ - </div>
复制代码对应的CSS代码如下: - .nav-container {. U' A( [5 O. X" h$ c' U
- background-color: #fff;5 V% O$ ^; x- S% o$ ~5 x
- border-radius: 4px;
: M* W% V- o. [$ B& `5 u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ r# w- \) H) }2 E4 e. R* j
- padding: 1em;8 D% n9 w5 t4 F- C, \: P; z
- border: 1px solid #eee;
4 p! k. K. N+ Y; |2 q8 \# b2 `% R - display: block;
$ F" |3 K7 H% z4 B. K3 n3 A- @ - max-width: 400px;- l) s) d5 ]" G8 v# E o
- margin: 0 auto;
! [. l( t/ G T9 s - text-align: center; W0 ]' Z: U) C) M- N4 \
- }
2 ?+ _: ^3 E6 C1 M2 F - ul,
- l2 S s, K0 @% @ - li {3 T2 O' H0 l) x7 E
- list-style: none;
# M @9 H% F7 N" z- J- _7 i0 z0 ~ - -webkit-padding-start: 0;% e/ ~. u5 Y' H' V/ T9 |
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- a {
2 F" y6 {7 s$ H8 _# \ - text-decoration: none;
3 m8 Z. O+ e/ B+ i( |9 |/ A - color: #ED3E44;* h% l4 p5 x. c8 d4 j' L( I
- }
6 _2 U$ h, p4 f2 ~3 v - .nav-item {! m- q: C6 T4 m9 e! ]
- padding: 1em;: F' e/ C9 d; r3 J( x
- display: inline;
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' C. \2 t9 A+ A% M5 |3 Z! k, | - .nav-item-dropdown {5 l/ H6 }& j2 H( K
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
/ `* E4 J$ O- j# u - display: block; f" z4 A: g! q; _$ L. J# T" P4 N3 M
- opacity: 1;
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& D- a7 L C' H5 }* J4 @ - .dropdown-trigger {
9 ~ L7 A" @3 i8 J, k - position: relative;6 o9 y% V: o5 S* W2 A) r- d
- }
% o) Y; |! j4 k9 z* z' A0 G3 a' N - .dropdown-trigger:focus + .dropdown-menu {) A" k5 V. s$ f: `
- display: block;/ m) P+ E& c& d
- opacity: 1;
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/ j% k. q3 N" ? - .dropdown-trigger::after {1 t; i# i, F& W4 O& _1 H
- content: "›";
* R6 W, Q- n# K/ N' _" ?* P - position: absolute;
2 e, X* k. k6 g5 z - color: #ED3E44;9 j2 r. t! ]* d6 {0 o' Y% |, Y
- font-size: 24px;
: n$ x7 ?" K; M: K7 V - font-weight: bold;
# m/ |% q- c7 j. b3 _ - -webkit-transform: rotate(90deg);
9 o: }; k$ \$ T. P - transform: rotate(90deg);1 B+ v( P8 L0 T4 u+ D- F3 n
- top: -5px;* P$ V/ O! T2 T% b6 E+ p
- right: -15px;. Z: J5 N) U; ^1 k% C0 a
- }
1 i8 o7 I# ~- `4 t: H - .dropdown-menu {
$ b- c. v7 @8 y7 x) k6 [0 S - background-color: #ED3E44;. h4 E. @ G" |" V, Q' F* c* i3 L4 G
- display: inline-block;% O1 Z- @) U; k' q. u
- text-align: right;
$ U& t$ c: |* q8 A - position: absolute;
! M& y% z; W# T% H+ t0 A* R - top: 2.5rem;; J9 J" C, K5 j* s9 {
- right: -10px;' d4 {+ a E9 S
- display: none;& G& ?% R" z0 A$ C y
- opacity: 0;. X* ?0 e8 A. \: v. o2 v7 B+ W8 B, M
- -webkit-transition: opacity 0.5s ease;
* h7 O" E6 C6 A# m* X/ u - transition: opacity 0.5s ease;% r+ X& X/ J, f) F
- width: 160px;# [3 w( e$ k) T( B# z C, ~
- }4 k4 D& E C1 w. n# M# [
- .dropdown-menu a {
3 x5 \, v% I, f+ t1 V1 D: x - color: #fff;& E) u- T1 ^ x% L! G
- }8 c: ^: ?% C% z6 S! E4 I" @
- .dropdown-menu-item {
' C! L# `+ }" h/ ?9 W' i2 ` - cursor: pointer;% Z! |6 d2 j2 x6 h; _1 z
- padding: 1em;0 K2 _' W9 @7 _. h- U
- text-align: center;
# q, F! ~' }+ `( O. y8 X1 f - }
3 c! O q8 U/ W2 }1 r0 q - .dropdown-menu-item:hover {
: {+ z8 m; u/ ~/ ?7 D0 ]+ i( ~ - background-color: #eb272d;
5 v' T; C, ?( A$ a: s - }
复制代码 ; c \ C# z2 k7 O8 W8 N* t) u9 b
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> U: w. j4 |9 c+ y- L# a- L
- <!-- Checkbox toggle -->1 I7 Y t$ c. a' i% w0 L
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 i v: `7 o3 v, C - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; s9 ]4 s" u, c. ~! ` - <!-- Content to toggle from www.mfbuluo.com-->
5 z' ~0 d* t Y. N5 S% P - <div role="toggle" class="toggle-content">* M P2 {! K3 V; X, [3 `, r
- BA-NA-NA-NA!
' I# L. ~, o% t% Z - </div>+ C& K& o7 _$ h0 E4 ^& u/ E3 I
- </div>
复制代码CSS代码内容如下: - .toggle {/ }+ N; A5 ^; S* t# o B( w
- margin: 0 auto;( P7 Y$ A# C: Q3 k- ?" X1 s0 b
- max-width: 400px;
4 [, n, K) Q }& d+ F - }3 R% v3 r$ N& q8 i! {
- .toggle-label {
( N4 `, z% y( A - font-size: 16px;
# y1 p& y) D0 J7 h8 L2 r - background: #fff;
( a7 ]9 w. E( l9 c - padding: 1em;9 [9 S' {/ O2 |- Y8 y
- cursor: pointer;
$ `2 G' ~2 z& O - display: block;
5 T4 L e$ m$ c8 r1 s - margin: 0 auto 1em;9 d. @2 p8 i' j: ~
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# ^2 _8 w$ S3 l+ V( b1 ^+ s
- border-radius: 4px;4 ?1 g8 E- ]2 x
- }4 W6 }( `" S' J6 ~ s* G9 y1 x
- .toggle-label:after {3 Z2 P, y- @8 A
- color: #ED3E44;- S( N3 U' `6 _, j, L- W
- content: "+";$ m4 B) y+ n: q; n% m! N7 `- y. m
- float: right;
6 s7 `7 O8 O- X - font-weight: bold;+ B! F- H8 |1 P/ j5 ~6 t
- }- R5 f' L0 U# W& c) m
- .toggle-content {! ?4 p: U' B6 L
- color: #B0B3C2;
2 J1 |7 P1 @- Y0 S. N0 }+ o+ E - font-family: monospace;
. C+ ~ Q( Y8 v9 H% F& @! A+ k - font-size: 16px;9 `9 d0 F% B' ?6 o* O
- margin-bottom: 1.5em;3 ^9 G, G6 ^0 z& a' c6 ]
- padding: 1em;
3 x2 ?" ]$ \7 @$ @ - }
9 z6 [- [, V$ _; F. a+ q - .toggle-input {
, k9 x' X/ r1 G; Q) u) ~6 h& t6 x - display: none;- t3 W% D- U6 L
- }
: o( V' f3 `. ` - .toggle-input:not(checked) ~ .toggle-content {
) I" ^2 h3 P4 _8 K: |4 W! P/ ` - display: none;6 F- T7 a! G! t% q9 u$ @/ e/ I/ ^
- }0 J3 @# w# g5 r. h% ?* D
- .toggle-input:checked ~ .toggle-content {
8 @% z, C1 g9 F s - display: block;
' d1 h* j$ e; P1 D- N% L - }3 l( z$ Y9 Z6 @: v* _7 w
- .toggle-input:checked ~ .toggle-label:after {
- u8 t( M: Y4 w7 L4 \ - content: "-";& V! t7 c$ v L. p d) s, z
- }
复制代码
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