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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!">
: f: J8 t4 t: S3 ^0 d8 O1 r - Label for your tooltip
! o( O% a3 h- m H. C9 y3 Z7 f - </span>
复制代码CSS代码: - .tooltip-toggle {' @" ^3 z) b& ~* r& A1 s8 Y
- cursor: pointer;
9 r, y% y) q$ n0 g) O! Q$ B; r& x - position: relative;- H" C) G/ u$ p- j% V7 a' j
- }
8 p) O: L+ x- R8 n- ` - .tooltip-toggle svg {
1 p* Y/ K4 H; q6 T- V1 e! S e - height: 18px;9 m- `" a) W% J) O
- width: 18px; b7 @! z+ F$ z9 q" U3 N. y
- padding-right: 0.5rem;) B5 f2 A3 q$ T9 L# i
- }4 l* s* c6 v% q) N/ Y0 @: O5 b( T
- .tooltip-toggle::before {. s& h- U4 C' f
- position: absolute;" u8 @3 U) L% \' u# ^
- top: -80px;
$ E9 b6 n5 `+ U+ B - left: -80px;
2 l- c$ l, S- k - background-color: #2B222A;
( ?: |8 J* n5 k - border-radius: 5px;
. P1 B- V8 K! Y; W7 a - color: #fff;
& [+ P/ k' g5 m, s* K; ]8 y [ - content: attr(data-tooltip);1 o) \0 l& \( S0 C
- padding: 1rem;. u! @5 h0 P- X
- text-transform: none;
* X- P; c4 p# F+ z4 }0 P - -webkit-transition: all 0.5s ease;
5 F$ ^# E- \1 f" d$ r, }3 S - transition: all 0.5s ease;
: z+ R- J0 V) d - width: 160px;& y9 Z1 m1 q7 j2 j. w
- }
: o: }* q; S' j" K - .tooltip-toggle::after {) q6 F8 h1 y$ u' d$ C% n! R
- position: absolute;
* n- U) O3 O. W& ~% f E9 y - top: -12px;
) ]# E- W1 }( a+ N - left: 9px;
7 \ T1 `8 l: h, b U8 N - border-left: 5px solid transparent;
% W! Z! _) J1 f7 \ H - border-right: 5px solid transparent;
) {1 r8 d |+ ? - border-top: 5px solid #2B222A;: _/ c) w& @% D5 N. k
- content: " ";
6 ]5 v2 ]; H: _- {6 T - font-size: 0;! Z6 `) Y4 ]3 h
- line-height: 0;
- ]- b+ ~- Q, m5 [ - margin-left: -5px;
% e( w W$ a" M5 _ - width: 0;% _6 u- ~+ ~# _) K" M
- }
' P7 k4 e$ P+ [ - .tooltip-toggle::before, .tooltip-toggle::after {
& q2 [( ]& N$ J% W h/ O - color: #efefef;6 ]5 `$ o) a# ~. y2 g
- font-family: monospace;, N- B( x; W3 M# C0 V# Y
- font-size: 16px;% r; O% V( @3 I* I( `$ Z
- opacity: 0;' d' P, V9 h& p$ X4 w: ?9 y# s9 ]
- pointer-events: none;
* R. q; v: E1 E- J7 j - text-align: center;
$ ]* @) Q0 c4 ?+ k - }
$ n8 B2 D9 h, f( P* |, Q& u5 t - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! t5 M9 N$ V/ T; t
- opacity: 1;; I' z: d5 Q, M4 ^. l
- -webkit-transition: all 0.75s ease;
/ g0 a1 ~/ U, c g& f1 ^ - transition: all 0.75s ease;0 X! F6 ?/ W, ?/ 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">
2 y+ p: ~$ V% `. u) A$ J - <ul class="nav-items">
, b f# \, U" q5 ], T - <!-- Navigation -->$ U$ p5 D% a6 T5 N% r: V9 n
- <li class="nav-item"><a href="#">Home</a></li>
% F% |4 D0 Q8 K& f7 g - <li class="nav-item"><a href="#">About</a></li>
Z/ Z, h/ V1 I - <li class="nav-item"><a href="#">Contact</a></li># Y0 G H* H; e0 s2 _9 I& q k& Q$ d
- <!-- Dropdown menu -->+ e0 v; k9 R- `0 y% @- f
- <li class="nav-item nav-item-dropdown">
5 h6 C3 t9 Q/ E/ i - <a class="dropdown-trigger" href="#">Settings</a>
1 V) ?% x5 t3 D g( Z - <ul class="dropdown-menu"> A) d; Z2 E7 K3 t: Q. ^* h
- <li class="dropdown-menu-item">
3 U2 P% m% ?) u - <a href="#">Dropdown Item 1</a>
0 a3 e2 T( B% q8 G. s! x* ~8 C - </li>
. }# t6 m6 X8 Z3 [! k2 l( U3 [ - <li class="dropdown-menu-item">
* ]1 {, d/ H* N; `0 b1 c - <a href="#">Dropdown Item 2</a>
8 R& N9 d6 X9 \! R0 z4 o0 I - </li>3 P6 D5 K/ i1 ]# e
- <li class="dropdown-menu-item">
, }" t4 g& M" s# v# Z. a5 w - <a href="#">Dropdown Item 3</a>$ V, i9 L z. N/ o5 f4 r
- </li>
$ h8 M- N+ E6 N- |3 Y - </ul>0 b9 S9 S& W$ `- u
- </li>1 @) S; t! ]& M; p# a' V
- </ul>
" _* j% L, A# X8 h8 x z( T - </div>
复制代码对应的CSS代码如下: - .nav-container {
- M1 R1 R. d1 V1 W* P) z - background-color: #fff;* p4 r% m3 u* E) y! [
- border-radius: 4px;
}" g6 d! r# K k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 g" J3 w w, {
- padding: 1em;! ^" s( B( t1 H1 G
- border: 1px solid #eee;+ V( u f" V1 Y( q* F! I
- display: block;
5 e6 \# O( t% a8 @ - max-width: 400px;
+ f! k3 e) L8 G - margin: 0 auto;* v |3 N4 J1 y
- text-align: center;
1 n9 J) I+ ]* G* ^7 e- ^+ t - }
* [3 O' K+ ` A, B - ul,
0 G' ?7 ?* E9 g3 f" }& [ - li {
/ w! S$ X, ?5 _9 b N& U$ E - list-style: none;
6 X. Y7 {. v" E# d+ X% @' q, i - -webkit-padding-start: 0;
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- a {
9 G; i/ c& t+ b - text-decoration: none;
5 H/ a+ |" w, F: d- ]: R8 D - color: #ED3E44;
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- .nav-item {
/ a8 l* `4 ^! q! L* q; u - padding: 1em;+ Z9 |7 a' D. a2 L4 H T& Z, [
- display: inline;
$ A4 s, g/ O u6 S/ o) r - }
! [* c, n1 g5 ]& l* A- Q! T+ U$ V6 k - .nav-item-dropdown {" C4 ]# K; K& U; ~/ R+ y4 R
- position: relative;" v3 ] D7 q1 r) R) [
- }
/ g! I/ z0 B) [, Z% \8 b3 @$ t% L3 e. ^ - .nav-item-dropdown:hover > .dropdown-menu {
0 _4 E$ m( N3 m3 l* y8 V; F - display: block;" x# N/ V9 [7 k# n2 ?5 h& p) ?, E
- opacity: 1;
+ ]% X& @( d$ X& B0 c - }
1 H5 \; R/ h: J$ g9 L9 T& A; H - .dropdown-trigger {, F4 o. y9 L5 h ^+ R6 v
- position: relative;6 R; B. {6 P7 H4 @+ ]. D+ k
- }' M! c$ n$ u0 M2 w
- .dropdown-trigger:focus + .dropdown-menu {
. x) Z) [! Y& M - display: block;
6 Q# ~. i. S. Q - opacity: 1;$ [) B7 r$ h! u. D0 ?" h
- }+ Z- z" A- X# n0 X! a$ t! h @7 Y0 c
- .dropdown-trigger::after {
) R" ^, Z8 H w5 Z2 w) s - content: "›";& v. P7 h0 Y+ |( i% c
- position: absolute;
8 D6 L' P, i; V8 n. q8 v - color: #ED3E44;- h1 _: b" X8 H! `$ \: e3 d/ H% V& U
- font-size: 24px;
0 G3 F! [8 l$ w0 i+ S' P; I- F - font-weight: bold;
u9 c+ g, A" C - -webkit-transform: rotate(90deg);
5 o. _% R& y, u8 }1 Y, _" d - transform: rotate(90deg);" v* r: _/ m* ~) ~
- top: -5px;; R2 C3 y* b. G3 R# a3 ?
- right: -15px;) E- ?! L. N E) a6 v' J, ?' n5 ?+ J
- }5 I9 x n9 E$ K L6 b6 k
- .dropdown-menu {
+ S0 Q( Y& U5 i1 Z6 F" e8 F- g - background-color: #ED3E44;% t' Z( U, T& K3 I! P4 l0 D9 L
- display: inline-block;
! w- \+ t d6 K, t" X( a) f - text-align: right;: k: G2 U1 {" h' p/ h) V4 l
- position: absolute;2 a% _; `+ E7 K
- top: 2.5rem;6 _6 @! w% @5 z2 P
- right: -10px;, L! w! Y" r7 P; X
- display: none;
0 V' `7 {* D/ Q, j3 t - opacity: 0;' S! ]! m% W" R5 R. q' k& Z
- -webkit-transition: opacity 0.5s ease;1 z: [6 g9 U& Y: \
- transition: opacity 0.5s ease;
6 W4 r+ q' n, g' M; Z$ M - width: 160px; {4 S/ d9 r6 ~: T' l5 v
- }3 Y2 K0 }5 E1 I1 T8 b c
- .dropdown-menu a {
# r' n1 e1 R* ^$ e3 y4 s - color: #fff;
9 L% n, r$ r0 r9 ` - }
% G; |, _) p0 @) ?% [; O/ k - .dropdown-menu-item {: d/ I/ v( [; ]$ s
- cursor: pointer;) l& W, f1 a. v/ T3 o
- padding: 1em;0 D; X7 a, X ^' J/ ]
- text-align: center;5 h; w3 T% b# g
- }
# H( ~- P1 r6 [; ] - .dropdown-menu-item:hover {
! g; U. d+ ^6 e0 b, E - background-color: #eb272d;
8 m0 f+ u# s* {/ B H( ?4 e - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 Y& r& A) D& A# g
- <!-- Checkbox toggle -->: S6 l k" E* k
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 z2 a( d2 U( u7 l6 ^
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
+ B7 P9 z+ j6 j: m - <!-- Content to toggle from www.mfbuluo.com-->: b; Y5 j6 m. d. O/ s& d
- <div role="toggle" class="toggle-content">
# N4 E; U5 L& L5 a - BA-NA-NA-NA!
7 u; R1 v. j: Q/ @% y2 R& R - </div>
: n" v1 B, U& `0 m$ a$ c - </div>
复制代码CSS代码内容如下: - .toggle {
5 a7 N. S3 {$ X% c - margin: 0 auto;$ S% R, {; t9 V+ X V+ b# q
- max-width: 400px;
. N$ s5 {- ?7 e" X9 Y A: W3 O. }7 R - }
$ d6 x; X" R; U% R' s9 E7 V - .toggle-label {& L2 H+ \0 d. D# w& I6 a/ {
- font-size: 16px;
0 X# z, u% R$ i: u$ u - background: #fff;7 Y- L0 d: E& n+ a9 K% C
- padding: 1em;) R1 K' ^5 Y( Z8 [ d0 ?
- cursor: pointer;) \2 W1 f/ B4 D+ d3 E7 c- o
- display: block;
& _" n$ h1 Q) C+ q" {; f* j1 q - margin: 0 auto 1em;/ G$ a) n2 w4 ^( q: o2 j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 y7 Z9 U7 I# J- _& M
- border-radius: 4px;# G% S/ ?" Y! W+ E" e
- }" J9 W2 g0 ]) f( I* C$ {& X
- .toggle-label:after {
; k1 P, I6 D" Q6 P4 s1 A0 S. W - color: #ED3E44;9 W6 x0 L% G1 c! Y
- content: "+";6 H( ~, s# F y( L$ Q9 ?
- float: right;& u+ s* d' q- u4 M: V q6 q* N
- font-weight: bold;
- y5 m6 i! D( [4 q h5 L - }
% Z+ I, X. l1 A4 n - .toggle-content {' ^$ U* r! }& Y
- color: #B0B3C2;
' E$ ^. U' }5 L8 V. ~: c( }: i! X8 ~ - font-family: monospace;' ?- V& k4 k+ M& U) d
- font-size: 16px;. `& u8 S/ Q( S" N- i
- margin-bottom: 1.5em; _ T2 A$ l* v; ^! \
- padding: 1em;% W: E( A7 M* d w! e
- }
2 S- y+ c5 E! d; h - .toggle-input {
4 H) k4 u- { | - display: none;) f' N: ? g* ^5 L
- }, B! c" \6 _2 b5 [" I: N
- .toggle-input:not(checked) ~ .toggle-content {
" U3 b y, {2 m - display: none;8 r A" ^; ~/ y5 v1 O
- }9 @3 D& h" t4 ?0 _/ E Z
- .toggle-input:checked ~ .toggle-content {: a' S) k" d2 @+ M* v0 _4 A
- display: block;2 V" Y; K- m6 q9 O: b0 ~
- }4 o1 \; m! F, t1 c: V8 A3 B
- .toggle-input:checked ~ .toggle-label:after {
) Z$ E$ p, c$ Q4 ~) A - content: "-";
5 l" R% u1 h$ k - }
复制代码 ( I/ D; D3 P2 K' c' U) c
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